7890856

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{3413}}^1$

素因数の和:3453

約数の個数: 24

約数和(自身を含む): 15721470

約数和(自身を除く): 7830614

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 3413, 6826, 13652, 27304, 58021, 116042, 232084, 464168, 986357, 1972714, 3945428, 7890856]

約数ペア:

[(1, 7890856), (2, 3945428), (4, 1972714), (8, 986357), (17, 464168), (34, 232084), (68, 116042), (136, 58021), (289, 27304), (578, 13652), (1156, 6826), (2312, 3413)]