55920039

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^2\times {\mathrm{251}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 86389632

約数和(自身を除く): 30469593

約数列:

[1, 3, 7, 21, 103, 251, 309, 721, 753, 1757, 2163, 5271, 10609, 25853, 31827, 74263, 77559, 180971, 222789, 542913, 2662859, 7988577, 18640013, 55920039]

約数ペア:

[(1, 55920039), (3, 18640013), (7, 7988577), (21, 2662859), (103, 542913), (251, 222789), (309, 180971), (721, 77559), (753, 74263), (1757, 31827), (2163, 25853), (5271, 10609)]