138977152

素因数分解:

$2^7\times {\mathrm{421}}^1\times {\mathrm{2579}}^1$

素因数の和:3014

約数の個数: 32

約数和(自身を含む): 277633800

約数和(自身を除く): 138656648

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 421, 842, 1684, 2579, 3368, 5158, 6736, 10316, 13472, 20632, 26944, 41264, 53888, 82528, 165056, 330112, 1085759, 2171518, 4343036, 8686072, 17372144, 34744288, 69488576, 138977152]

約数ペア:

[(1, 138977152), (2, 69488576), (4, 34744288), (8, 17372144), (16, 8686072), (32, 4343036), (64, 2171518), (128, 1085759), (421, 330112), (842, 165056), (1684, 82528), (2579, 53888), (3368, 41264), (5158, 26944), (6736, 20632), (10316, 13472)]