631257

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 24

約数和(自身を含む): 970368

約数和(自身を除く): 339111

約数列:

[1, 3, 11, 33, 37, 47, 111, 121, 141, 363, 407, 517, 1221, 1551, 1739, 4477, 5217, 5687, 13431, 17061, 19129, 57387, 210419, 631257]

約数ペア:

[(1, 631257), (3, 210419), (11, 57387), (33, 19129), (37, 17061), (47, 13431), (111, 5687), (121, 5217), (141, 4477), (363, 1739), (407, 1551), (517, 1221)]