279919354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{1433}}^1$

素因数の和:2142

約数の個数: 32

約数和(自身を含む): 494351424

約数和(自身を除く): 214432070

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 683, 1366, 1433, 2866, 7513, 8879, 15026, 15763, 17758, 18629, 31526, 37258, 97669, 195338, 204919, 409838, 978739, 1957478, 10766129, 12723607, 21532258, 25447214, 139959677, 279919354]

約数ペア:

[(1, 279919354), (2, 139959677), (11, 25447214), (13, 21532258), (22, 12723607), (26, 10766129), (143, 1957478), (286, 978739), (683, 409838), (1366, 204919), (1433, 195338), (2866, 97669), (7513, 37258), (8879, 31526), (15026, 18629), (15763, 17758)]