131413023

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4373}}^1$

素因数の和:4445

約数の個数: 40

約数和(自身を含む): 228637728

約数和(自身を除く): 97224705

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 3339, 4293, 4373, 10017, 13119, 30051, 30611, 39357, 91833, 118071, 231769, 275499, 354213, 695307, 826497, 1622383, 2085921, 2479491, 4867149, 6257763, 14601447, 18773289, 43804341, 131413023]

約数ペア:

[(1, 131413023), (3, 43804341), (7, 18773289), (9, 14601447), (21, 6257763), (27, 4867149), (53, 2479491), (63, 2085921), (81, 1622383), (159, 826497), (189, 695307), (371, 354213), (477, 275499), (567, 231769), (1113, 118071), (1431, 91833), (3339, 39357), (4293, 30611), (4373, 30051), (10017, 13119)]