13135479

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4703}}^1$

素因数の和:4739

約数の個数: 24

約数和(自身を含む): 21450240

約数和(自身を除く): 8314761

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4703, 14109, 32921, 89357, 98763, 230447, 268071, 625499, 691341, 1876497, 4378493, 13135479]

約数ペア:

[(1, 13135479), (3, 4378493), (7, 1876497), (19, 691341), (21, 625499), (49, 268071), (57, 230447), (133, 98763), (147, 89357), (399, 32921), (931, 14109), (2793, 4703)]