215238782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{71413}}^1$

素因数の和:71563

約数の個数: 16

約数和(自身を含む): 354784752

約数和(自身を除く): 139545970

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 71413, 142826, 785543, 1571086, 9783581, 19567162, 107619391, 215238782]

約数ペア:

[(1, 215238782), (2, 107619391), (11, 19567162), (22, 9783581), (137, 1571086), (274, 785543), (1507, 142826), (3014, 71413)]