2157105626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{80471}}^1$

素因数の和:81517

約数の個数: 16

約数和(自身を含む): 3487978368

約数和(自身を除く): 1330872742

約数列:

[1, 2, 13, 26, 1031, 2062, 13403, 26806, 80471, 160942, 1046123, 2092246, 82965601, 165931202, 1078552813, 2157105626]

約数ペア:

[(1, 2157105626), (2, 1078552813), (13, 165931202), (26, 82965601), (1031, 2092246), (2062, 1046123), (13403, 160942), (26806, 80471)]