240894129

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{2281}}^1$

素因数の和:2445

約数の個数: 32

約数和(自身を含む): 378556416

約数和(自身を除く): 137662287

約数列:

[1, 3, 7, 21, 47, 107, 141, 321, 329, 749, 987, 2247, 2281, 5029, 6843, 15087, 15967, 35203, 47901, 105609, 107207, 244067, 321621, 732201, 750449, 1708469, 2251347, 5125407, 11471149, 34413447, 80298043, 240894129]

約数ペア:

[(1, 240894129), (3, 80298043), (7, 34413447), (21, 11471149), (47, 5125407), (107, 2251347), (141, 1708469), (321, 750449), (329, 732201), (749, 321621), (987, 244067), (2247, 107207), (2281, 105609), (5029, 47901), (6843, 35203), (15087, 15967)]