1387737

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 2238600

約数和(自身を除く): 850863

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 409, 1131, 1227, 3393, 3681, 5317, 11861, 15951, 35583, 47853, 106749, 154193, 462579, 1387737]

約数ペア:

[(1, 1387737), (3, 462579), (9, 154193), (13, 106749), (29, 47853), (39, 35583), (87, 15951), (117, 11861), (261, 5317), (377, 3681), (409, 3393), (1131, 1227)]