491408385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{4111}}^1$

素因数の和:4745

約数の個数: 32

約数和(自身を含む): 848322048

約数和(自身を除く): 356913663

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 613, 1839, 3065, 4111, 7969, 9195, 12333, 20555, 23907, 39845, 53443, 61665, 119535, 160329, 267215, 801645, 2520043, 7560129, 12600215, 32760559, 37800645, 98281677, 163802795, 491408385]

約数ペア:

[(1, 491408385), (3, 163802795), (5, 98281677), (13, 37800645), (15, 32760559), (39, 12600215), (65, 7560129), (195, 2520043), (613, 801645), (1839, 267215), (3065, 160329), (4111, 119535), (7969, 61665), (9195, 53443), (12333, 39845), (20555, 23907)]