427808218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1\times {\mathrm{419}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 686548800

約数和(自身を除く): 258740582

約数列:

[1, 2, 19, 38, 97, 194, 277, 419, 554, 838, 1843, 3686, 5263, 7961, 10526, 15922, 26869, 40643, 53738, 81286, 116063, 232126, 510511, 772217, 1021022, 1544434, 2205197, 4410394, 11258111, 22516222, 213904109, 427808218]

約数ペア:

[(1, 427808218), (2, 213904109), (19, 22516222), (38, 11258111), (97, 4410394), (194, 2205197), (277, 1544434), (419, 1021022), (554, 772217), (838, 510511), (1843, 232126), (3686, 116063), (5263, 81286), (7961, 53738), (10526, 40643), (15922, 26869)]