61221745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 85284864

約数和(自身を除く): 24063119

約数列:

[1, 5, 13, 23, 31, 65, 115, 155, 299, 403, 713, 1321, 1495, 2015, 3565, 6605, 9269, 17173, 30383, 40951, 46345, 85865, 151915, 204755, 394979, 532363, 941873, 1974895, 2661815, 4709365, 12244349, 61221745]

約数ペア:

[(1, 61221745), (5, 12244349), (13, 4709365), (23, 2661815), (31, 1974895), (65, 941873), (115, 532363), (155, 394979), (299, 204755), (403, 151915), (713, 85865), (1321, 46345), (1495, 40951), (2015, 30383), (3565, 17173), (6605, 9269)]