163987245

素因数分解:

$3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{15121}}^1$

素因数の和:15373

約数の個数: 24

約数和(自身を含む): 285442872

約数和(自身を除く): 121455627

約数列:

[1, 3, 5, 9, 15, 45, 241, 723, 1205, 2169, 3615, 10845, 15121, 45363, 75605, 136089, 226815, 680445, 3644161, 10932483, 18220805, 32797449, 54662415, 163987245]

約数ペア:

[(1, 163987245), (3, 54662415), (5, 32797449), (9, 18220805), (15, 10932483), (45, 3644161), (241, 680445), (723, 226815), (1205, 136089), (2169, 75605), (3615, 45363), (10845, 15121)]