998713176

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:633

約数の個数: 128

約数和(自身を含む): 2706670080

約数和(自身を除く): 1707956904

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 37, 46, 69, 74, 92, 107, 111, 138, 148, 184, 214, 222, 276, 296, 321, 428, 444, 457, 552, 642, 851, 856, 888, 914, 1284, 1371, 1702, 1828, 2461, 2553, 2568, 2742, 3404, 3656, 3959, 4922, 5106, 5484, 6808, 7383, 7918, 9844, 10212, 10511, 10968, 11877, 14766, 15836, 16909, 19688, 20424, 21022, 23754, 29532, 31533, 31672, 33818, 42044, 47508, 48899, 50727, 59064, 63066, 67636, 84088, 91057, 95016, 97798, 101454, 126132, 135272, 146697, 182114, 195596, 202908, 252264, 273171, 293394, 364228, 388907, 391192, 405816, 546342, 586788, 728456, 777814, 1092684, 1124677, 1166721, 1173576, 1555628, 1809263, 2185368, 2249354, 2333442, 3111256, 3374031, 3618526, 4498708, 4666884, 5427789, 6748062, 7237052, 8997416, 9333768, 10855578, 13496124, 14474104, 21711156, 26992248, 41613049, 43422312, 83226098, 124839147, 166452196, 249678294, 332904392, 499356588, 998713176]

約数ペア:

[(1, 998713176), (2, 499356588), (3, 332904392), (4, 249678294), (6, 166452196), (8, 124839147), (12, 83226098), (23, 43422312), (24, 41613049), (37, 26992248), (46, 21711156), (69, 14474104), (74, 13496124), (92, 10855578), (107, 9333768), (111, 8997416), (138, 7237052), (148, 6748062), (184, 5427789), (214, 4666884), (222, 4498708), (276, 3618526), (296, 3374031), (321, 3111256), (428, 2333442), (444, 2249354), (457, 2185368), (552, 1809263), (642, 1555628), (851, 1173576), (856, 1166721), (888, 1124677), (914, 1092684), (1284, 777814), (1371, 728456), (1702, 586788), (1828, 546342), (2461, 405816), (2553, 391192), (2568, 388907), (2742, 364228), (3404, 293394), (3656, 273171), (3959, 252264), (4922, 202908), (5106, 195596), (5484, 182114), (6808, 146697), (7383, 135272), (7918, 126132), (9844, 101454), (10212, 97798), (10511, 95016), (10968, 91057), (11877, 84088), (14766, 67636), (15836, 63066), (16909, 59064), (19688, 50727), (20424, 48899), (21022, 47508), (23754, 42044), (29532, 33818), (31533, 31672)]