247933010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{13921}}^1$

素因数の和:14078

約数の個数: 32

約数和(自身を含む): 484151472

約数和(自身を除く): 236218462

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1370, 1781, 3562, 8905, 13921, 17810, 27842, 69605, 139210, 180973, 361946, 904865, 1809730, 1907177, 3814354, 9535885, 19071770, 24793301, 49586602, 123966505, 247933010]

約数ペア:

[(1, 247933010), (2, 123966505), (5, 49586602), (10, 24793301), (13, 19071770), (26, 9535885), (65, 3814354), (130, 1907177), (137, 1809730), (274, 904865), (685, 361946), (1370, 180973), (1781, 139210), (3562, 69605), (8905, 27842), (13921, 17810)]