42920865

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73369}}^1$

素因数の和:73393

約数の個数: 24

約数和(自身を含む): 80120040

約数和(自身を除く): 37199175

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 73369, 220107, 366845, 660321, 953797, 1100535, 2861391, 3301605, 4768985, 8584173, 14306955, 42920865]

約数ペア:

[(1, 42920865), (3, 14306955), (5, 8584173), (9, 4768985), (13, 3301605), (15, 2861391), (39, 1100535), (45, 953797), (65, 660321), (117, 366845), (195, 220107), (585, 73369)]