78440542

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1\times {\mathrm{1031}}^1$

素因数の和:1491

約数の個数: 16

約数和(自身を含む): 119196000

約数和(自身を除く): 40755458

約数列:

[1, 2, 109, 218, 349, 698, 1031, 2062, 38041, 76082, 112379, 224758, 359819, 719638, 39220271, 78440542]

約数ペア:

[(1, 78440542), (2, 39220271), (109, 719638), (218, 359819), (349, 224758), (698, 112379), (1031, 76082), (2062, 38041)]