219045905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{146519}}^1$

素因数の和:146560

約数の個数: 16

約数和(自身を含む): 295384320

約数和(自身を除く): 76338415

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 146519, 732595, 1904747, 3369937, 9523735, 16849685, 43809181, 219045905]

約数ペア:

[(1, 219045905), (5, 43809181), (13, 16849685), (23, 9523735), (65, 3369937), (115, 1904747), (299, 732595), (1495, 146519)]