86139638

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{8221}}^1$

素因数の和:8280

約数の個数: 24

約数和(自身を含む): 144444096

約数和(自身を除く): 58304458

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 8221, 10478, 16442, 106873, 213746, 254851, 509702, 1389349, 2778698, 3313063, 6626126, 43069819, 86139638]

約数ペア:

[(1, 86139638), (2, 43069819), (13, 6626126), (26, 3313063), (31, 2778698), (62, 1389349), (169, 509702), (338, 254851), (403, 213746), (806, 106873), (5239, 16442), (8221, 10478)]