81671954

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{34519}}^1$

素因数の和:34554

約数の個数: 24

約数和(自身を含む): 151611840

約数和(自身を除く): 69939886

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 1183, 2366, 34519, 69038, 241633, 448747, 483266, 897494, 3141229, 5833711, 6282458, 11667422, 40835977, 81671954]

約数ペア:

[(1, 81671954), (2, 40835977), (7, 11667422), (13, 6282458), (14, 5833711), (26, 3141229), (91, 897494), (169, 483266), (182, 448747), (338, 241633), (1183, 69038), (2366, 34519)]