28258905

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{389}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 18915495

約数列:

[1, 3, 5, 15, 29, 87, 145, 167, 389, 435, 501, 835, 1167, 1945, 2505, 4843, 5835, 11281, 14529, 24215, 33843, 56405, 64963, 72645, 169215, 194889, 324815, 974445, 1883927, 5651781, 9419635, 28258905]

約数ペア:

[(1, 28258905), (3, 9419635), (5, 5651781), (15, 1883927), (29, 974445), (87, 324815), (145, 194889), (167, 169215), (389, 72645), (435, 64963), (501, 56405), (835, 33843), (1167, 24215), (1945, 14529), (2505, 11281), (4843, 5835)]