518245

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 32

約数和(自身を含む): 822528

約数和(自身を除く): 304283

約数列:

[1, 5, 7, 13, 17, 35, 65, 67, 85, 91, 119, 221, 335, 455, 469, 595, 871, 1105, 1139, 1547, 2345, 4355, 5695, 6097, 7735, 7973, 14807, 30485, 39865, 74035, 103649, 518245]

約数ペア:

[(1, 518245), (5, 103649), (7, 74035), (13, 39865), (17, 30485), (35, 14807), (65, 7973), (67, 7735), (85, 6097), (91, 5695), (119, 4355), (221, 2345), (335, 1547), (455, 1139), (469, 1105), (595, 871)]