647289426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{2243}}^1\times {\mathrm{6871}}^1$

素因数の和:9126

約数の個数: 32

約数和(自身を含む): 1480393728

約数和(自身を除く): 833104302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 2243, 4486, 6729, 6871, 13458, 13742, 15701, 20613, 31402, 41226, 47103, 48097, 94206, 96194, 144291, 288582, 15411653, 30823306, 46234959, 92469918, 107881571, 215763142, 323644713, 647289426]

約数ペア:

[(1, 647289426), (2, 323644713), (3, 215763142), (6, 107881571), (7, 92469918), (14, 46234959), (21, 30823306), (42, 15411653), (2243, 288582), (4486, 144291), (6729, 96194), (6871, 94206), (13458, 48097), (13742, 47103), (15701, 41226), (20613, 31402)]