90211628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{11489}}^1$

素因数の和:11657

約数の個数: 24

約数和(自身を含む): 171155040

約数和(自身を除く): 80943412

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 604, 1963, 3926, 7852, 11489, 22978, 45956, 149357, 298714, 597428, 1734839, 3469678, 6939356, 22552907, 45105814, 90211628]

約数ペア:

[(1, 90211628), (2, 45105814), (4, 22552907), (13, 6939356), (26, 3469678), (52, 1734839), (151, 597428), (302, 298714), (604, 149357), (1963, 45956), (3926, 22978), (7852, 11489)]