1291286290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1597}}^1\times {\mathrm{11551}}^1$

素因数の和:13162

約数の個数: 32

約数和(自身を含む): 2658253824

約数和(自身を除く): 1366967534

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1597, 3194, 7985, 11179, 11551, 15970, 22358, 23102, 55895, 57755, 80857, 111790, 115510, 161714, 404285, 808570, 18446947, 36893894, 92234735, 129128629, 184469470, 258257258, 645643145, 1291286290]

約数ペア:

[(1, 1291286290), (2, 645643145), (5, 258257258), (7, 184469470), (10, 129128629), (14, 92234735), (35, 36893894), (70, 18446947), (1597, 808570), (3194, 404285), (7985, 161714), (11179, 115510), (11551, 111790), (15970, 80857), (22358, 57755), (23102, 55895)]