2981685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 5541120

約数和(自身を除く): 2559435

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 389, 511, 1095, 1167, 1533, 1945, 2555, 2723, 5835, 7665, 8169, 13615, 28397, 40845, 85191, 141985, 198779, 425955, 596337, 993895, 2981685]

約数ペア:

[(1, 2981685), (3, 993895), (5, 596337), (7, 425955), (15, 198779), (21, 141985), (35, 85191), (73, 40845), (105, 28397), (219, 13615), (365, 8169), (389, 7665), (511, 5835), (1095, 2723), (1167, 2555), (1533, 1945)]