161755987

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4159}}^1$

素因数の和:4290

約数の個数: 16

約数和(自身を含む): 179712000

約数和(自身を除く): 17956013

約数列:

[1, 19, 23, 89, 437, 1691, 2047, 4159, 38893, 79021, 95657, 370151, 1817483, 7032869, 8513473, 161755987]

約数ペア:

[(1, 161755987), (19, 8513473), (23, 7032869), (89, 1817483), (437, 370151), (1691, 95657), (2047, 79021), (4159, 38893)]