219177745

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1\times {\mathrm{1013}}^1$

素因数の和:1524

約数の個数: 16

約数和(自身を含む): 266357520

約数和(自身を除く): 47179775

約数列:

[1, 5, 109, 397, 545, 1013, 1985, 5065, 43273, 110417, 216365, 402161, 552085, 2010805, 43835549, 219177745]

約数ペア:

[(1, 219177745), (5, 43835549), (109, 2010805), (397, 552085), (545, 402161), (1013, 216365), (1985, 110417), (5065, 43273)]