28773075

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{13229}}^1$

素因数の和:13271

約数の個数: 24

約数和(自身を含む): 49215600

約数和(自身を除く): 20442525

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 13229, 39687, 66145, 198435, 330725, 383641, 992175, 1150923, 1918205, 5754615, 9591025, 28773075]

約数ペア:

[(1, 28773075), (3, 9591025), (5, 5754615), (15, 1918205), (25, 1150923), (29, 992175), (75, 383641), (87, 330725), (145, 198435), (435, 66145), (725, 39687), (2175, 13229)]