987369525

素因数分解:

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

素因数の和:823

約数の個数: 54

約数和(自身を含む): 1834185990

約数和(自身を除く): 846816465

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, 151321, 169215, 282025, 453963, 507645, 756605, 846075, 1361889, 2269815, 2538225, 3783025, 4388309, 6809445, 11349075, 13164927, 21941545, 34047225, 39494781, 65824635, 109707725, 197473905, 329123175, 987369525]

約数ペア:

[(1, 987369525), (3, 329123175), (5, 197473905), (9, 109707725), (15, 65824635), (25, 39494781), (29, 34047225), (45, 21941545), (75, 13164927), (87, 11349075), (145, 6809445), (225, 4388309), (261, 3783025), (389, 2538225), (435, 2269815), (725, 1361889), (1167, 846075), (1305, 756605), (1945, 507645), (2175, 453963), (3501, 282025), (5835, 169215), (6525, 151321), (9725, 101529), (11281, 87525), (17505, 56405), (29175, 33843)]