260019315

素因数分解:

$3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3259}}^1$

素因数の和:3473

約数の個数: 40

約数和(自身を含む): 468618480

約数和(自身を除く): 208599165

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 405, 591, 985, 1773, 2955, 3259, 5319, 8865, 9777, 15957, 16295, 26595, 29331, 48885, 79785, 87993, 146655, 263979, 439965, 642023, 1319895, 1926069, 3210115, 5778207, 9630345, 17334621, 28891035, 52003863, 86673105, 260019315]

約数ペア:

[(1, 260019315), (3, 86673105), (5, 52003863), (9, 28891035), (15, 17334621), (27, 9630345), (45, 5778207), (81, 3210115), (135, 1926069), (197, 1319895), (405, 642023), (591, 439965), (985, 263979), (1773, 146655), (2955, 87993), (3259, 79785), (5319, 48885), (8865, 29331), (9777, 26595), (15957, 16295)]