90571491

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6907}}^1$

素因数の和:6991

約数の個数: 24

約数和(自身を含む): 137938944

約数和(自身を除く): 47367453

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 1457, 4371, 6907, 13113, 20721, 62163, 214117, 324629, 642351, 973887, 1927053, 2921661, 10063499, 30190497, 90571491]

約数ペア:

[(1, 90571491), (3, 30190497), (9, 10063499), (31, 2921661), (47, 1927053), (93, 973887), (141, 642351), (279, 324629), (423, 214117), (1457, 62163), (4371, 20721), (6907, 13113)]