61400773

素因数分解:

$7^4\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:374

約数の個数: 20

約数和(自身を含む): 72601920

約数和(自身を除く): 11201147

約数列:

[1, 7, 49, 107, 239, 343, 749, 1673, 2401, 5243, 11711, 25573, 36701, 81977, 179011, 256907, 573839, 1253077, 8771539, 61400773]

約数ペア:

[(1, 61400773), (7, 8771539), (49, 1253077), (107, 573839), (239, 256907), (343, 179011), (749, 81977), (1673, 36701), (2401, 25573), (5243, 11711)]