81355368

素因数分解:

$2^3\times 3^1\times {\mathrm{263}}^1\times {\mathrm{12889}}^1$

素因数の和:13161

約数の個数: 32

約数和(自身を含む): 204177600

約数和(自身を除く): 122822232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 263, 526, 789, 1052, 1578, 2104, 3156, 6312, 12889, 25778, 38667, 51556, 77334, 103112, 154668, 309336, 3389807, 6779614, 10169421, 13559228, 20338842, 27118456, 40677684, 81355368]

約数ペア:

[(1, 81355368), (2, 40677684), (3, 27118456), (4, 20338842), (6, 13559228), (8, 10169421), (12, 6779614), (24, 3389807), (263, 309336), (526, 154668), (789, 103112), (1052, 77334), (1578, 51556), (2104, 38667), (3156, 25778), (6312, 12889)]