393207969

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{36217}}^1$

素因数の和:36285

約数の個数: 32

約数和(自身を含む): 667570176

約数和(自身を除く): 274362207

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 3619, 10857, 36217, 108651, 253519, 398387, 760557, 1195161, 1702199, 2788709, 5106597, 8366127, 11915393, 18724189, 35746179, 56172567, 131069323, 393207969]

約数ペア:

[(1, 393207969), (3, 131069323), (7, 56172567), (11, 35746179), (21, 18724189), (33, 11915393), (47, 8366127), (77, 5106597), (141, 2788709), (231, 1702199), (329, 1195161), (517, 760557), (987, 398387), (1551, 253519), (3619, 108651), (10857, 36217)]