2558829

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:146

約数の個数: 36

約数和(自身を含む): 4339296

約数和(自身を除く): 1780467

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 103, 147, 169, 273, 309, 507, 637, 721, 1183, 1339, 1911, 2163, 3549, 4017, 5047, 8281, 9373, 15141, 17407, 24843, 28119, 52221, 65611, 121849, 196833, 365547, 852943, 2558829]

約数ペア:

[(1, 2558829), (3, 852943), (7, 365547), (13, 196833), (21, 121849), (39, 65611), (49, 52221), (91, 28119), (103, 24843), (147, 17407), (169, 15141), (273, 9373), (309, 8281), (507, 5047), (637, 4017), (721, 3549), (1183, 2163), (1339, 1911)]