9919890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{110221}}^1$

素因数の和:110234

約数の個数: 24

約数和(自身を含む): 25791948

約数和(自身を除く): 15872058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 110221, 220442, 330663, 551105, 661326, 991989, 1102210, 1653315, 1983978, 3306630, 4959945, 9919890]

約数ペア:

[(1, 9919890), (2, 4959945), (3, 3306630), (5, 1983978), (6, 1653315), (9, 1102210), (10, 991989), (15, 661326), (18, 551105), (30, 330663), (45, 220442), (90, 110221)]