128921676

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 346223808

約数和(自身を除く): 217302132

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 173, 204, 221, 281, 346, 442, 519, 562, 663, 692, 843, 884, 1038, 1124, 1326, 1686, 2076, 2249, 2652, 2941, 3372, 3653, 4498, 4777, 5882, 6747, 7306, 8823, 8996, 9554, 10959, 11764, 13494, 14331, 14612, 17646, 19108, 21918, 26988, 28662, 35292, 38233, 43836, 48613, 57324, 62101, 76466, 97226, 114699, 124202, 145839, 152932, 186303, 194452, 229398, 248404, 291678, 372606, 458796, 583356, 631969, 745212, 826421, 1263938, 1652842, 1895907, 2479263, 2527876, 3305684, 3791814, 4958526, 7583628, 9917052, 10743473, 21486946, 32230419, 42973892, 64460838, 128921676]

約数ペア:

[(1, 128921676), (2, 64460838), (3, 42973892), (4, 32230419), (6, 21486946), (12, 10743473), (13, 9917052), (17, 7583628), (26, 4958526), (34, 3791814), (39, 3305684), (51, 2527876), (52, 2479263), (68, 1895907), (78, 1652842), (102, 1263938), (156, 826421), (173, 745212), (204, 631969), (221, 583356), (281, 458796), (346, 372606), (442, 291678), (519, 248404), (562, 229398), (663, 194452), (692, 186303), (843, 152932), (884, 145839), (1038, 124202), (1124, 114699), (1326, 97226), (1686, 76466), (2076, 62101), (2249, 57324), (2652, 48613), (2941, 43836), (3372, 38233), (3653, 35292), (4498, 28662), (4777, 26988), (5882, 21918), (6747, 19108), (7306, 17646), (8823, 14612), (8996, 14331), (9554, 13494), (10959, 11764)]