15661475895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{325163}}^1$

素因数の和:325216

約数の個数: 48

約数和(自身を含む): 28562405760

約数和(自身を除く): 12900929865

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 169, 195, 247, 285, 507, 741, 845, 1235, 2535, 3211, 3705, 9633, 16055, 48165, 325163, 975489, 1625815, 4227119, 4877445, 6178097, 12681357, 18534291, 21135595, 30890485, 54952547, 63406785, 80315261, 92671455, 164857641, 240945783, 274762735, 401576305, 824288205, 1044098393, 1204728915, 3132295179, 5220491965, 15661475895]

約数ペア:

[(1, 15661475895), (3, 5220491965), (5, 3132295179), (13, 1204728915), (15, 1044098393), (19, 824288205), (39, 401576305), (57, 274762735), (65, 240945783), (95, 164857641), (169, 92671455), (195, 80315261), (247, 63406785), (285, 54952547), (507, 30890485), (741, 21135595), (845, 18534291), (1235, 12681357), (2535, 6178097), (3211, 4877445), (3705, 4227119), (9633, 1625815), (16055, 975489), (48165, 325163)]