2538225

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 36

約数和(自身を含む): 4715100

約数和(自身を除く): 2176875

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 389, 435, 725, 1167, 1305, 1945, 2175, 3501, 5835, 6525, 9725, 11281, 17505, 29175, 33843, 56405, 87525, 101529, 169215, 282025, 507645, 846075, 2538225]

約数ペア:

[(1, 2538225), (3, 846075), (5, 507645), (9, 282025), (15, 169215), (25, 101529), (29, 87525), (45, 56405), (75, 33843), (87, 29175), (145, 17505), (225, 11281), (261, 9725), (389, 6525), (435, 5835), (725, 3501), (1167, 2175), (1305, 1945)]