291212504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{80713}}^1$

素因数の和:80771

約数の個数: 32

約数和(自身を含む): 610197840

約数和(自身を除く): 318985336

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 80713, 161426, 322852, 645704, 887843, 1775686, 3309233, 3551372, 6618466, 7102744, 13236932, 26473864, 36401563, 72803126, 145606252, 291212504]

約数ペア:

[(1, 291212504), (2, 145606252), (4, 72803126), (8, 36401563), (11, 26473864), (22, 13236932), (41, 7102744), (44, 6618466), (82, 3551372), (88, 3309233), (164, 1775686), (328, 887843), (451, 645704), (902, 322852), (1804, 161426), (3608, 80713)]