283027381

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{691}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 355627104

約数和(自身を除く): 72599723

約数列:

[1, 7, 13, 49, 91, 637, 643, 691, 4501, 4837, 8359, 8983, 31507, 33859, 58513, 62881, 409591, 440167, 444313, 3110191, 5776069, 21771337, 40432483, 283027381]

約数ペア:

[(1, 283027381), (7, 40432483), (13, 21771337), (49, 5776069), (91, 3110191), (637, 444313), (643, 440167), (691, 409591), (4501, 62881), (4837, 58513), (8359, 33859), (8983, 31507)]