72445928

素因数分解:

$2^3\times {\mathrm{431}}^1\times {\mathrm{21011}}^1$

素因数の和:21448

約数の個数: 16

約数和(自身を含む): 136157760

約数和(自身を除く): 63711832

約数列:

[1, 2, 4, 8, 431, 862, 1724, 3448, 21011, 42022, 84044, 168088, 9055741, 18111482, 36222964, 72445928]

約数ペア:

[(1, 72445928), (2, 36222964), (4, 18111482), (8, 9055741), (431, 168088), (862, 84044), (1724, 42022), (3448, 21011)]