138762916

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{313}}^1\times {\mathrm{809}}^1$

素因数の和:1263

約数の個数: 24

約数和(自身を含む): 245692440

約数和(自身を除く): 106929524

約数列:

[1, 2, 4, 137, 274, 313, 548, 626, 809, 1252, 1618, 3236, 42881, 85762, 110833, 171524, 221666, 253217, 443332, 506434, 1012868, 34690729, 69381458, 138762916]

約数ペア:

[(1, 138762916), (2, 69381458), (4, 34690729), (137, 1012868), (274, 506434), (313, 443332), (548, 253217), (626, 221666), (809, 171524), (1252, 110833), (1618, 85762), (3236, 42881)]