15724996885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{17137}}^1$

素因数の和:17917

約数の個数: 32

約数和(自身を含む): 21421128960

約数和(自身を除く): 5696132075

約数列:

[1, 5, 13, 19, 65, 95, 247, 743, 1235, 3715, 9659, 14117, 17137, 48295, 70585, 85685, 183521, 222781, 325603, 917605, 1113905, 1628015, 4232839, 12732791, 21164195, 63663955, 165526283, 241923029, 827631415, 1209615145, 3144999377, 15724996885]

約数ペア:

[(1, 15724996885), (5, 3144999377), (13, 1209615145), (19, 827631415), (65, 241923029), (95, 165526283), (247, 63663955), (743, 21164195), (1235, 12732791), (3715, 4232839), (9659, 1628015), (14117, 1113905), (17137, 917605), (48295, 325603), (70585, 222781), (85685, 183521)]