490994686

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{207521}}^1$

素因数の和:207556

約数の個数: 24

約数和(自身を含む): 911436624

約数和(自身を除く): 420441938

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 1183, 2366, 207521, 415042, 1452647, 2697773, 2905294, 5395546, 18884411, 35071049, 37768822, 70142098, 245497343, 490994686]

約数ペア:

[(1, 490994686), (2, 245497343), (7, 70142098), (13, 37768822), (14, 35071049), (26, 18884411), (91, 5395546), (169, 2905294), (182, 2697773), (338, 1452647), (1183, 415042), (2366, 207521)]