129923728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{23813}}^1$

素因数の和:23863

約数の個数: 40

約数和(自身を含む): 283481856

約数和(自身を除く): 153558128

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 23813, 47626, 95252, 190504, 261943, 381008, 523886, 738203, 1047772, 1476406, 2095544, 2952812, 4191088, 5905624, 8120233, 11811248, 16240466, 32480932, 64961864, 129923728]

約数ペア:

[(1, 129923728), (2, 64961864), (4, 32480932), (8, 16240466), (11, 11811248), (16, 8120233), (22, 5905624), (31, 4191088), (44, 2952812), (62, 2095544), (88, 1476406), (124, 1047772), (176, 738203), (248, 523886), (341, 381008), (496, 261943), (682, 190504), (1364, 95252), (2728, 47626), (5456, 23813)]