28505565

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57587}}^1$

素因数の和:57609

約数の個数: 24

約数和(自身を含む): 53902368

約数和(自身を除く): 25396803

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 57587, 172761, 287935, 518283, 633457, 863805, 1900371, 2591415, 3167285, 5701113, 9501855, 28505565]

約数ペア:

[(1, 28505565), (3, 9501855), (5, 5701113), (9, 3167285), (11, 2591415), (15, 1900371), (33, 863805), (45, 633457), (55, 518283), (99, 287935), (165, 172761), (495, 57587)]