13173915

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 22321152

約数和(自身を除く): 9147237

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 465, 615, 691, 1271, 2073, 3455, 3813, 6355, 10365, 19065, 21421, 28331, 64263, 84993, 107105, 141655, 321315, 424965, 878261, 2634783, 4391305, 13173915]

約数ペア:

[(1, 13173915), (3, 4391305), (5, 2634783), (15, 878261), (31, 424965), (41, 321315), (93, 141655), (123, 107105), (155, 84993), (205, 64263), (465, 28331), (615, 21421), (691, 19065), (1271, 10365), (2073, 6355), (3455, 3813)]