279792370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{195659}}^1$

素因数の和:195690

約数の個数: 32

約数和(自身を含む): 591675840

約数和(自身を除く): 311883470

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 195659, 391318, 978295, 1956590, 2152249, 2543567, 4304498, 5087134, 10761245, 12717835, 21522490, 25435670, 27979237, 55958474, 139896185, 279792370]

約数ペア:

[(1, 279792370), (2, 139896185), (5, 55958474), (10, 27979237), (11, 25435670), (13, 21522490), (22, 12717835), (26, 10761245), (55, 5087134), (65, 4304498), (110, 2543567), (130, 2152249), (143, 1956590), (286, 978295), (715, 391318), (1430, 195659)]