160991505

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 285981696

約数和(自身を除く): 124990191

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 223, 263, 305, 549, 669, 789, 915, 1115, 1315, 2007, 2367, 2745, 3345, 3945, 10035, 11835, 13603, 16043, 40809, 48129, 58649, 68015, 80215, 122427, 144387, 175947, 204045, 240645, 293245, 527841, 612135, 721935, 879735, 2639205, 3577589, 10732767, 17887945, 32198301, 53663835, 160991505]

約数ペア:

[(1, 160991505), (3, 53663835), (5, 32198301), (9, 17887945), (15, 10732767), (45, 3577589), (61, 2639205), (183, 879735), (223, 721935), (263, 612135), (305, 527841), (549, 293245), (669, 240645), (789, 204045), (915, 175947), (1115, 144387), (1315, 122427), (2007, 80215), (2367, 68015), (2745, 58649), (3345, 48129), (3945, 40809), (10035, 16043), (11835, 13603)]