31905196

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{571}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 57097040

約数和(自身を除く): 25191844

約数列:

[1, 2, 4, 61, 122, 229, 244, 458, 571, 916, 1142, 2284, 13969, 27938, 34831, 55876, 69662, 130759, 139324, 261518, 523036, 7976299, 15952598, 31905196]

約数ペア:

[(1, 31905196), (2, 15952598), (4, 7976299), (61, 523036), (122, 261518), (229, 139324), (244, 130759), (458, 69662), (571, 55876), (916, 34831), (1142, 27938), (2284, 13969)]