72427215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1801}}^1$

素因数の和:2199

約数の個数: 32

約数和(自身を含む): 132857856

約数和(自身を除く): 60430641

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 383, 1149, 1801, 1915, 2681, 5403, 5745, 8043, 9005, 12607, 13405, 27015, 37821, 40215, 63035, 189105, 689783, 2069349, 3448915, 4828481, 10346745, 14485443, 24142405, 72427215]

約数ペア:

[(1, 72427215), (3, 24142405), (5, 14485443), (7, 10346745), (15, 4828481), (21, 3448915), (35, 2069349), (105, 689783), (383, 189105), (1149, 63035), (1801, 40215), (1915, 37821), (2681, 27015), (5403, 13405), (5745, 12607), (8043, 9005)]