917385574

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{20809}}^1$

素因数の和:20932

約数の個数: 32

約数和(自身を含む): 1630172160

約数和(自身を除く): 712786586

約数列:

[1, 2, 7, 14, 47, 67, 94, 134, 329, 469, 658, 938, 3149, 6298, 20809, 22043, 41618, 44086, 145663, 291326, 978023, 1394203, 1956046, 2788406, 6846161, 9759421, 13692322, 19518842, 65527541, 131055082, 458692787, 917385574]

約数ペア:

[(1, 917385574), (2, 458692787), (7, 131055082), (14, 65527541), (47, 19518842), (67, 13692322), (94, 9759421), (134, 6846161), (329, 2788406), (469, 1956046), (658, 1394203), (938, 978023), (3149, 291326), (6298, 145663), (20809, 44086), (22043, 41618)]