1561205888925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{42223283}}^1$

素因数の和:42223342

約数の個数: 48

約数和(自身を含む): 2827271096640

約数和(自身を除く): 1266065207715

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 425, 435, 493, 725, 1275, 1479, 2175, 2465, 7395, 12325, 36975, 42223283, 126669849, 211116415, 633349245, 717795811, 1055582075, 1224475207, 2153387433, 3166746225, 3588979055, 3673425621, 6122376035, 10766937165, 17944895275, 18367128105, 20816078519, 30611880175, 53834685825, 62448235557, 91835640525, 104080392595, 312241177785, 520401962975, 1561205888925]

約数ペア:

[(1, 1561205888925), (3, 520401962975), (5, 312241177785), (15, 104080392595), (17, 91835640525), (25, 62448235557), (29, 53834685825), (51, 30611880175), (75, 20816078519), (85, 18367128105), (87, 17944895275), (145, 10766937165), (255, 6122376035), (425, 3673425621), (435, 3588979055), (493, 3166746225), (725, 2153387433), (1275, 1224475207), (1479, 1055582075), (2175, 717795811), (2465, 633349245), (7395, 211116415), (12325, 126669849), (36975, 42223283)]