219068905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173177}}^1$

素因数の和:173216

約数の個数: 16

約数和(自身を含む): 299251584

約数和(自身を除く): 80182679

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 173177, 865885, 1904947, 3983071, 9524735, 19915355, 43813781, 219068905]

約数ペア:

[(1, 219068905), (5, 43813781), (11, 19915355), (23, 9524735), (55, 3983071), (115, 1904947), (253, 865885), (1265, 173177)]