18272025

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{281}}^1$

素因数の和:331

約数の個数: 54

約数和(自身を含む): 34889322

約数和(自身を除く): 16617297

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 281, 289, 425, 765, 843, 867, 1275, 1405, 1445, 2529, 2601, 3825, 4215, 4335, 4777, 7025, 7225, 12645, 13005, 14331, 21075, 21675, 23885, 42993, 63225, 65025, 71655, 81209, 119425, 214965, 243627, 358275, 406045, 730881, 1074825, 1218135, 2030225, 3654405, 6090675, 18272025]

約数ペア:

[(1, 18272025), (3, 6090675), (5, 3654405), (9, 2030225), (15, 1218135), (17, 1074825), (25, 730881), (45, 406045), (51, 358275), (75, 243627), (85, 214965), (153, 119425), (225, 81209), (255, 71655), (281, 65025), (289, 63225), (425, 42993), (765, 23885), (843, 21675), (867, 21075), (1275, 14331), (1405, 13005), (1445, 12645), (2529, 7225), (2601, 7025), (3825, 4777), (4215, 4335)]