1226217885

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{12109}}^1$

素因数の和:12317

約数の個数: 32

約数和(自身を含む): 2020529280

約数和(自身を除く): 794311395

約数列:

[1, 3, 5, 15, 43, 129, 157, 215, 471, 645, 785, 2355, 6751, 12109, 20253, 33755, 36327, 60545, 101265, 181635, 520687, 1562061, 1901113, 2603435, 5703339, 7810305, 9505565, 28516695, 81747859, 245243577, 408739295, 1226217885]

約数ペア:

[(1, 1226217885), (3, 408739295), (5, 245243577), (15, 81747859), (43, 28516695), (129, 9505565), (157, 7810305), (215, 5703339), (471, 2603435), (645, 1901113), (785, 1562061), (2355, 520687), (6751, 181635), (12109, 101265), (20253, 60545), (33755, 36327)]