72981816

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{178877}}^1$

素因数の和:178903

約数の個数: 32

約数和(自身を含む): 193188240

約数和(自身を除く): 120206424

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 178877, 357754, 536631, 715508, 1073262, 1431016, 2146524, 3040909, 4293048, 6081818, 9122727, 12163636, 18245454, 24327272, 36490908, 72981816]

約数ペア:

[(1, 72981816), (2, 36490908), (3, 24327272), (4, 18245454), (6, 12163636), (8, 9122727), (12, 6081818), (17, 4293048), (24, 3040909), (34, 2146524), (51, 1431016), (68, 1073262), (102, 715508), (136, 536631), (204, 357754), (408, 178877)]