28551444376

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{10163}}^1$

素因数の和:10433

約数の個数: 128

約数和(自身を含む): 70077934080

約数和(自身を除く): 41526489704

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 182, 221, 227, 238, 364, 442, 454, 476, 728, 884, 908, 952, 1547, 1589, 1768, 1816, 2951, 3094, 3178, 3859, 5902, 6188, 6356, 7718, 10163, 11804, 12376, 12712, 15436, 20326, 20657, 23608, 27013, 30872, 40652, 41314, 50167, 54026, 71141, 81304, 82628, 100334, 108052, 132119, 142282, 165256, 172771, 200668, 216104, 264238, 284564, 345542, 351169, 401336, 528476, 569128, 691084, 702338, 924833, 1056952, 1209397, 1382168, 1404676, 1849666, 2246023, 2307001, 2418794, 2809352, 3699332, 4492046, 4614002, 4837588, 7398664, 8984092, 9228004, 9675176, 15722161, 16149007, 17968184, 18456008, 29991013, 31444322, 32298014, 39219017, 59982026, 62888644, 64596028, 78438034, 119964052, 125777288, 129192056, 156876068, 209937091, 239928104, 274533119, 313752136, 419874182, 509847221, 549066238, 839748364, 1019694442, 1098132476, 1679496728, 2039388884, 2196264952, 3568930547, 4078777768, 7137861094, 14275722188, 28551444376]

約数ペア:

[(1, 28551444376), (2, 14275722188), (4, 7137861094), (7, 4078777768), (8, 3568930547), (13, 2196264952), (14, 2039388884), (17, 1679496728), (26, 1098132476), (28, 1019694442), (34, 839748364), (52, 549066238), (56, 509847221), (68, 419874182), (91, 313752136), (104, 274533119), (119, 239928104), (136, 209937091), (182, 156876068), (221, 129192056), (227, 125777288), (238, 119964052), (364, 78438034), (442, 64596028), (454, 62888644), (476, 59982026), (728, 39219017), (884, 32298014), (908, 31444322), (952, 29991013), (1547, 18456008), (1589, 17968184), (1768, 16149007), (1816, 15722161), (2951, 9675176), (3094, 9228004), (3178, 8984092), (3859, 7398664), (5902, 4837588), (6188, 4614002), (6356, 4492046), (7718, 3699332), (10163, 2809352), (11804, 2418794), (12376, 2307001), (12712, 2246023), (15436, 1849666), (20326, 1404676), (20657, 1382168), (23608, 1209397), (27013, 1056952), (30872, 924833), (40652, 702338), (41314, 691084), (50167, 569128), (54026, 528476), (71141, 401336), (81304, 351169), (82628, 345542), (100334, 284564), (108052, 264238), (132119, 216104), (142282, 200668), (165256, 172771)]