420415242

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9151}}^1$

素因数の和:9219

約数の個数: 64

約数和(自身を含む): 984023040

約数和(自身を除く): 563607798

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 186, 247, 403, 494, 589, 741, 806, 1178, 1209, 1482, 1767, 2418, 3534, 7657, 9151, 15314, 18302, 22971, 27453, 45942, 54906, 118963, 173869, 237926, 283681, 347738, 356889, 521607, 567362, 713778, 851043, 1043214, 1702086, 2260297, 3687853, 4520594, 5389939, 6780891, 7375706, 10779878, 11063559, 13561782, 16169817, 22127118, 32339634, 70069207, 140138414, 210207621, 420415242]

約数ペア:

[(1, 420415242), (2, 210207621), (3, 140138414), (6, 70069207), (13, 32339634), (19, 22127118), (26, 16169817), (31, 13561782), (38, 11063559), (39, 10779878), (57, 7375706), (62, 6780891), (78, 5389939), (93, 4520594), (114, 3687853), (186, 2260297), (247, 1702086), (403, 1043214), (494, 851043), (589, 713778), (741, 567362), (806, 521607), (1178, 356889), (1209, 347738), (1482, 283681), (1767, 237926), (2418, 173869), (3534, 118963), (7657, 54906), (9151, 45942), (15314, 27453), (18302, 22971)]