128357089

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{2039}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 162449280

約数和(自身を除く): 34092191

約数列:

[1, 7, 17, 23, 119, 161, 391, 529, 2039, 2737, 3703, 8993, 14273, 34663, 46897, 62951, 242641, 328279, 797249, 1078631, 5580743, 7550417, 18336727, 128357089]

約数ペア:

[(1, 128357089), (7, 18336727), (17, 7550417), (23, 5580743), (119, 1078631), (161, 797249), (391, 328279), (529, 242641), (2039, 62951), (2737, 46897), (3703, 34663), (8993, 14273)]