639606168

素因数分解:

$2^3\times 3^2\times {\mathrm{8883419}}^1$

素因数の和:8883431

約数の個数: 24

約数和(自身を含む): 1732266900

約数和(自身を除く): 1092660732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8883419, 17766838, 26650257, 35533676, 53300514, 71067352, 79950771, 106601028, 159901542, 213202056, 319803084, 639606168]

約数ペア:

[(1, 639606168), (2, 319803084), (3, 213202056), (4, 159901542), (6, 106601028), (8, 79950771), (9, 71067352), (12, 53300514), (18, 35533676), (24, 26650257), (36, 17766838), (72, 8883419)]