387671218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{248189}}^1$

素因数の和:248273

約数の個数: 16

約数和(自身を含む): 643308480

約数和(自身を除く): 255637262

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 248189, 496378, 2730079, 5460158, 17621419, 35242838, 193835609, 387671218]

約数ペア:

[(1, 387671218), (2, 193835609), (11, 35242838), (22, 17621419), (71, 5460158), (142, 2730079), (781, 496378), (1562, 248189)]