390122018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{80239}}^1$

素因数の和:80282

約数の個数: 32

約数和(自身を含む): 727937280

約数和(自身を除く): 337815262

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 4862, 80239, 160478, 882629, 1043107, 1364063, 1765258, 2086214, 2728126, 11474177, 15004693, 17732819, 22948354, 30009386, 35465638, 195061009, 390122018]

約数ペア:

[(1, 390122018), (2, 195061009), (11, 35465638), (13, 30009386), (17, 22948354), (22, 17732819), (26, 15004693), (34, 11474177), (143, 2728126), (187, 2086214), (221, 1765258), (286, 1364063), (374, 1043107), (442, 882629), (2431, 160478), (4862, 80239)]