319762521

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{19949}}^1$

素因数の和:20105

約数の個数: 24

約数和(自身を含む): 501064200

約数和(自身を除く): 181301679

約数列:

[1, 3, 9, 13, 39, 117, 137, 411, 1233, 1781, 5343, 16029, 19949, 59847, 179541, 259337, 778011, 2334033, 2733013, 8199039, 24597117, 35529169, 106587507, 319762521]

約数ペア:

[(1, 319762521), (3, 106587507), (9, 35529169), (13, 24597117), (39, 8199039), (117, 2733013), (137, 2334033), (411, 778011), (1233, 259337), (1781, 179541), (5343, 59847), (16029, 19949)]