138389015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{2267}}^1$

素因数の和:2722

約数の個数: 16

約数和(自身を含む): 172277280

約数和(自身を除く): 33888265

約数列:

[1, 5, 29, 145, 421, 2105, 2267, 11335, 12209, 61045, 65743, 328715, 954407, 4772035, 27677803, 138389015]

約数ペア:

[(1, 138389015), (5, 27677803), (29, 4772035), (145, 954407), (421, 328715), (2105, 65743), (2267, 61045), (11335, 12209)]