1277355

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 32

約数和(自身を含む): 2193408

約数和(自身を除く): 916053

約数列:

[1, 3, 5, 15, 31, 41, 67, 93, 123, 155, 201, 205, 335, 465, 615, 1005, 1271, 2077, 2747, 3813, 6231, 6355, 8241, 10385, 13735, 19065, 31155, 41205, 85157, 255471, 425785, 1277355]

約数ペア:

[(1, 1277355), (3, 425785), (5, 255471), (15, 85157), (31, 41205), (41, 31155), (67, 19065), (93, 13735), (123, 10385), (155, 8241), (201, 6355), (205, 6231), (335, 3813), (465, 2747), (615, 2077), (1005, 1271)]