90890685

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 164087040

約数和(自身を除く): 73196355

約数列:

[1, 3, 5, 9, 15, 37, 45, 79, 111, 185, 237, 333, 395, 555, 691, 711, 1185, 1665, 2073, 2923, 3455, 3555, 6219, 8769, 10365, 14615, 25567, 26307, 31095, 43845, 54589, 76701, 127835, 131535, 163767, 230103, 272945, 383505, 491301, 818835, 1150515, 2019793, 2456505, 6059379, 10098965, 18178137, 30296895, 90890685]

約数ペア:

[(1, 90890685), (3, 30296895), (5, 18178137), (9, 10098965), (15, 6059379), (37, 2456505), (45, 2019793), (79, 1150515), (111, 818835), (185, 491301), (237, 383505), (333, 272945), (395, 230103), (555, 163767), (691, 131535), (711, 127835), (1185, 76701), (1665, 54589), (2073, 43845), (2923, 31095), (3455, 26307), (3555, 25567), (6219, 14615), (8769, 10365)]