155520743

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 194088960

約数和(自身を除く): 38568217

約数列:

[1, 7, 17, 71, 79, 119, 233, 497, 553, 1207, 1343, 1631, 3961, 5609, 8449, 9401, 16543, 18407, 27727, 39263, 95353, 115801, 128849, 281231, 312919, 667471, 1306897, 1968617, 2190433, 9148279, 22217249, 155520743]

約数ペア:

[(1, 155520743), (7, 22217249), (17, 9148279), (71, 2190433), (79, 1968617), (119, 1306897), (233, 667471), (497, 312919), (553, 281231), (1207, 128849), (1343, 115801), (1631, 95353), (3961, 39263), (5609, 27727), (8449, 18407), (9401, 16543)]