156904505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{22367}}^1$

素因数の和:22456

約数の個数: 16

約数和(自身を含む): 199701504

約数和(自身を除く): 42796999

約数列:

[1, 5, 23, 61, 115, 305, 1403, 7015, 22367, 111835, 514441, 1364387, 2572205, 6821935, 31380901, 156904505]

約数ペア:

[(1, 156904505), (5, 31380901), (23, 6821935), (61, 2572205), (115, 1364387), (305, 514441), (1403, 111835), (7015, 22367)]