1427985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2441}}^1$

素因数の和:2465

約数の個数: 24

約数和(自身を含む): 2666664

約数和(自身を除く): 1238679

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 2441, 7323, 12205, 21969, 31733, 36615, 95199, 109845, 158665, 285597, 475995, 1427985]

約数ペア:

[(1, 1427985), (3, 475995), (5, 285597), (9, 158665), (13, 109845), (15, 95199), (39, 36615), (45, 31733), (65, 21969), (117, 12205), (195, 7323), (585, 2441)]