328778301

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 462071808

約数和(自身を除く): 133293507

約数列:

[1, 3, 43, 47, 129, 141, 211, 257, 633, 771, 2021, 6063, 9073, 9917, 11051, 12079, 27219, 29751, 33153, 36237, 54227, 162681, 426431, 519397, 1279293, 1558191, 2331761, 2548669, 6995283, 7646007, 109592767, 328778301]

約数ペア:

[(1, 328778301), (3, 109592767), (43, 7646007), (47, 6995283), (129, 2548669), (141, 2331761), (211, 1558191), (257, 1279293), (633, 519397), (771, 426431), (2021, 162681), (6063, 54227), (9073, 36237), (9917, 33153), (11051, 29751), (12079, 27219)]