208507685

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1\times {\mathrm{971}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 254601792

約数和(自身を除く): 46094107

約数列:

[1, 5, 67, 335, 641, 971, 3205, 4855, 42947, 65057, 214735, 325285, 622411, 3112055, 41701537, 208507685]

約数ペア:

[(1, 208507685), (5, 41701537), (67, 3112055), (335, 622411), (641, 325285), (971, 214735), (3205, 65057), (4855, 42947)]