15991416

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31729}}^1$

素因数の和:31748

約数の個数: 48

約数和(自身を含む): 49498800

約数和(自身を除く): 33507384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 31729, 63458, 95187, 126916, 190374, 222103, 253832, 285561, 380748, 444206, 571122, 666309, 761496, 888412, 1142244, 1332618, 1776824, 1998927, 2284488, 2665236, 3997854, 5330472, 7995708, 15991416]

約数ペア:

[(1, 15991416), (2, 7995708), (3, 5330472), (4, 3997854), (6, 2665236), (7, 2284488), (8, 1998927), (9, 1776824), (12, 1332618), (14, 1142244), (18, 888412), (21, 761496), (24, 666309), (28, 571122), (36, 444206), (42, 380748), (56, 285561), (63, 253832), (72, 222103), (84, 190374), (126, 126916), (168, 95187), (252, 63458), (504, 31729)]