28075215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5689}}^1$

素因数の和:5751

約数の個数: 32

約数和(自身を含む): 52439040

約数和(自身を除く): 24363825

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 5689, 17067, 28445, 39823, 85335, 119469, 199115, 267383, 597345, 802149, 1336915, 1871681, 4010745, 5615043, 9358405, 28075215]

約数ペア:

[(1, 28075215), (3, 9358405), (5, 5615043), (7, 4010745), (15, 1871681), (21, 1336915), (35, 802149), (47, 597345), (105, 267383), (141, 199115), (235, 119469), (329, 85335), (705, 39823), (987, 28445), (1645, 17067), (4935, 5689)]