131515578

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4447}}^1$

素因数の和:4539

約数の個数: 48

約数和(自身を含む): 299759616

約数和(自身を除く): 168244038

約数列:

[1, 2, 3, 6, 9, 18, 31, 53, 62, 93, 106, 159, 186, 279, 318, 477, 558, 954, 1643, 3286, 4447, 4929, 8894, 9858, 13341, 14787, 26682, 29574, 40023, 80046, 137857, 235691, 275714, 413571, 471382, 707073, 827142, 1240713, 1414146, 2121219, 2481426, 4242438, 7306421, 14612842, 21919263, 43838526, 65757789, 131515578]

約数ペア:

[(1, 131515578), (2, 65757789), (3, 43838526), (6, 21919263), (9, 14612842), (18, 7306421), (31, 4242438), (53, 2481426), (62, 2121219), (93, 1414146), (106, 1240713), (159, 827142), (186, 707073), (279, 471382), (318, 413571), (477, 275714), (558, 235691), (954, 137857), (1643, 80046), (3286, 40023), (4447, 29574), (4929, 26682), (8894, 14787), (9858, 13341)]