239490675

素因数分解:

$3^4\times 5^2\times {\mathrm{227}}^1\times {\mathrm{521}}^1$

素因数の和:770

約数の個数: 60

約数和(自身を含む): 446429016

約数和(自身を除く): 206938341

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 227, 405, 521, 675, 681, 1135, 1563, 2025, 2043, 2605, 3405, 4689, 5675, 6129, 7815, 10215, 13025, 14067, 17025, 18387, 23445, 30645, 39075, 42201, 51075, 70335, 91935, 117225, 118267, 153225, 211005, 351675, 354801, 459675, 591335, 1055025, 1064403, 1774005, 2956675, 3193209, 5322015, 8870025, 9579627, 15966045, 26610075, 47898135, 79830225, 239490675]

約数ペア:

[(1, 239490675), (3, 79830225), (5, 47898135), (9, 26610075), (15, 15966045), (25, 9579627), (27, 8870025), (45, 5322015), (75, 3193209), (81, 2956675), (135, 1774005), (225, 1064403), (227, 1055025), (405, 591335), (521, 459675), (675, 354801), (681, 351675), (1135, 211005), (1563, 153225), (2025, 118267), (2043, 117225), (2605, 91935), (3405, 70335), (4689, 51075), (5675, 42201), (6129, 39075), (7815, 30645), (10215, 23445), (13025, 18387), (14067, 17025)]