918212607

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{19571}}^1$

素因数の和:19991

約数の個数: 24

約数和(自身を含む): 1431965808

約数和(自身を除く): 513753201

約数列:

[1, 3, 9, 13, 39, 117, 401, 1203, 3609, 5213, 15639, 19571, 46917, 58713, 176139, 254423, 763269, 2289807, 7847971, 23543913, 70631739, 102023623, 306070869, 918212607]

約数ペア:

[(1, 918212607), (3, 306070869), (9, 102023623), (13, 70631739), (39, 23543913), (117, 7847971), (401, 2289807), (1203, 763269), (3609, 254423), (5213, 176139), (15639, 58713), (19571, 46917)]