81052605

素因数分解:

$3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{5867}}^1$

素因数の和:6185

約数の個数: 24

約数和(自身を含む): 140972832

約数和(自身を除く): 59920227

約数列:

[1, 3, 5, 9, 15, 45, 307, 921, 1535, 2763, 4605, 5867, 13815, 17601, 29335, 52803, 88005, 264015, 1801169, 5403507, 9005845, 16210521, 27017535, 81052605]

約数ペア:

[(1, 81052605), (3, 27017535), (5, 16210521), (9, 9005845), (15, 5403507), (45, 1801169), (307, 264015), (921, 88005), (1535, 52803), (2763, 29335), (4605, 17601), (5867, 13815)]