90021334

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 152441856

約数和(自身を除く): 62420522

約数列:

[1, 2, 13, 26, 31, 62, 67, 134, 403, 806, 871, 1667, 1742, 2077, 3334, 4154, 21671, 27001, 43342, 51677, 54002, 103354, 111689, 223378, 671801, 1343602, 1451957, 2903914, 3462359, 6924718, 45010667, 90021334]

約数ペア:

[(1, 90021334), (2, 45010667), (13, 6924718), (26, 3462359), (31, 2903914), (62, 1451957), (67, 1343602), (134, 671801), (403, 223378), (806, 111689), (871, 103354), (1667, 54002), (1742, 51677), (2077, 43342), (3334, 27001), (4154, 21671)]