5156515

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1619}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 7756560

約数和(自身を除く): 2600045

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 1619, 3185, 8095, 11333, 21047, 56665, 79331, 105235, 147329, 396655, 736645, 1031303, 5156515]

約数ペア:

[(1, 5156515), (5, 1031303), (7, 736645), (13, 396655), (35, 147329), (49, 105235), (65, 79331), (91, 56665), (245, 21047), (455, 11333), (637, 8095), (1619, 3185)]