64637974

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{2543}}^1$

素因数の和:2795

約数の個数: 16

約数和(自身を含む): 98910720

約数和(自身を除く): 34272746

約数列:

[1, 2, 71, 142, 179, 358, 2543, 5086, 12709, 25418, 180553, 361106, 455197, 910394, 32318987, 64637974]

約数ペア:

[(1, 64637974), (2, 32318987), (71, 910394), (142, 455197), (179, 361106), (358, 180553), (2543, 25418), (5086, 12709)]