248088981

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{733}}^1$

素因数の和:1041

約数の個数: 32

約数和(自身を含む): 385579008

約数和(自身を除く): 137490027

約数列:

[1, 3, 7, 21, 71, 213, 227, 497, 681, 733, 1491, 1589, 2199, 4767, 5131, 15393, 16117, 48351, 52043, 112819, 156129, 166391, 338457, 364301, 499173, 1092903, 1164737, 3494211, 11813761, 35441283, 82696327, 248088981]

約数ペア:

[(1, 248088981), (3, 82696327), (7, 35441283), (21, 11813761), (71, 3494211), (213, 1164737), (227, 1092903), (497, 499173), (681, 364301), (733, 338457), (1491, 166391), (1589, 156129), (2199, 112819), (4767, 52043), (5131, 48351), (15393, 16117)]