81690702

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{256889}}^1$

素因数の和:256947

約数の個数: 16

約数和(自身を含む): 166464720

約数和(自身を除く): 84774018

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 256889, 513778, 770667, 1541334, 13615117, 27230234, 40845351, 81690702]

約数ペア:

[(1, 81690702), (2, 40845351), (3, 27230234), (6, 13615117), (53, 1541334), (106, 770667), (159, 513778), (318, 256889)]