31995298

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1621}}^1$

素因数の和:1833

約数の個数: 16

約数和(自身を含む): 49049280

約数和(自身を除く): 17053982

約数列:

[1, 2, 71, 139, 142, 278, 1621, 3242, 9869, 19738, 115091, 225319, 230182, 450638, 15997649, 31995298]

約数ペア:

[(1, 31995298), (2, 15997649), (71, 450638), (139, 230182), (142, 225319), (278, 115091), (1621, 19738), (3242, 9869)]