308971719

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 598855680

約数和(自身を除く): 289883961

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 37, 51, 63, 69, 111, 113, 119, 153, 161, 189, 207, 259, 333, 339, 357, 391, 459, 483, 621, 629, 777, 791, 851, 999, 1017, 1071, 1173, 1449, 1887, 1921, 2331, 2373, 2553, 2599, 2737, 3051, 3213, 3519, 4181, 4347, 4403, 5661, 5763, 5957, 6993, 7119, 7659, 7797, 8211, 10557, 12543, 13209, 13447, 14467, 16983, 17289, 17871, 18193, 21357, 22977, 23391, 24633, 29267, 37629, 39627, 40341, 43401, 44183, 51867, 53613, 54579, 70173, 71077, 73899, 87801, 96163, 101269, 112887, 118881, 121023, 130203, 132549, 160839, 163737, 213231, 263403, 288489, 303807, 309281, 363069, 390609, 397647, 491211, 497539, 639693, 673141, 790209, 865467, 911421, 927843, 1192941, 1492617, 1634771, 1919079, 2019423, 2596401, 2734263, 2783529, 4477851, 4904313, 6058269, 8350587, 11443397, 13433553, 14712939, 18174807, 34330191, 44138817, 102990573, 308971719]

約数ペア:

[(1, 308971719), (3, 102990573), (7, 44138817), (9, 34330191), (17, 18174807), (21, 14712939), (23, 13433553), (27, 11443397), (37, 8350587), (51, 6058269), (63, 4904313), (69, 4477851), (111, 2783529), (113, 2734263), (119, 2596401), (153, 2019423), (161, 1919079), (189, 1634771), (207, 1492617), (259, 1192941), (333, 927843), (339, 911421), (357, 865467), (391, 790209), (459, 673141), (483, 639693), (621, 497539), (629, 491211), (777, 397647), (791, 390609), (851, 363069), (999, 309281), (1017, 303807), (1071, 288489), (1173, 263403), (1449, 213231), (1887, 163737), (1921, 160839), (2331, 132549), (2373, 130203), (2553, 121023), (2599, 118881), (2737, 112887), (3051, 101269), (3213, 96163), (3519, 87801), (4181, 73899), (4347, 71077), (4403, 70173), (5661, 54579), (5763, 53613), (5957, 51867), (6993, 44183), (7119, 43401), (7659, 40341), (7797, 39627), (8211, 37629), (10557, 29267), (12543, 24633), (13209, 23391), (13447, 22977), (14467, 21357), (16983, 18193), (17289, 17871)]