8256255

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 15759360

約数和(自身を除く): 7503105

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 239, 245, 329, 705, 717, 735, 987, 1195, 1645, 1673, 2303, 3585, 4935, 5019, 6909, 8365, 11233, 11515, 11711, 25095, 33699, 34545, 35133, 56165, 58555, 78631, 168495, 175665, 235893, 393155, 550417, 1179465, 1651251, 2752085, 8256255]

約数ペア:

[(1, 8256255), (3, 2752085), (5, 1651251), (7, 1179465), (15, 550417), (21, 393155), (35, 235893), (47, 175665), (49, 168495), (105, 78631), (141, 58555), (147, 56165), (235, 35133), (239, 34545), (245, 33699), (329, 25095), (705, 11711), (717, 11515), (735, 11233), (987, 8365), (1195, 6909), (1645, 5019), (1673, 4935), (2303, 3585)]