4747725

素因数分解:

$3^2\times 5^2\times {\mathrm{21101}}^1$

素因数の和:21117

約数の個数: 18

約数和(自身を含む): 8504106

約数和(自身を除く): 3756381

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 21101, 63303, 105505, 189909, 316515, 527525, 949545, 1582575, 4747725]

約数ペア:

[(1, 4747725), (3, 1582575), (5, 949545), (9, 527525), (15, 316515), (25, 189909), (45, 105505), (75, 63303), (225, 21101)]