207850455

素因数分解:

$3^4\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1123}}^1$

素因数の和:1597

約数の個数: 40

約数和(自身を含む): 373738992

約数和(自身を除く): 165888537

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 457, 1123, 1371, 2285, 3369, 4113, 5615, 6855, 10107, 12339, 16845, 20565, 30321, 37017, 50535, 61695, 90963, 151605, 185085, 454815, 513211, 1539633, 2566055, 4618899, 7698165, 13856697, 23094495, 41570091, 69283485, 207850455]

約数ペア:

[(1, 207850455), (3, 69283485), (5, 41570091), (9, 23094495), (15, 13856697), (27, 7698165), (45, 4618899), (81, 2566055), (135, 1539633), (405, 513211), (457, 454815), (1123, 185085), (1371, 151605), (2285, 90963), (3369, 61695), (4113, 50535), (5615, 37017), (6855, 30321), (10107, 20565), (12339, 16845)]