131465217

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1297}}^1$

素因数の和:1449

約数の個数: 32

約数和(自身を含む): 198874368

約数和(自身を除く): 67409151

約数列:

[1, 3, 13, 23, 39, 69, 113, 299, 339, 897, 1297, 1469, 2599, 3891, 4407, 7797, 16861, 29831, 33787, 50583, 89493, 101361, 146561, 387803, 439683, 1163409, 1905293, 3370903, 5715879, 10112709, 43821739, 131465217]

約数ペア:

[(1, 131465217), (3, 43821739), (13, 10112709), (23, 5715879), (39, 3370903), (69, 1905293), (113, 1163409), (299, 439683), (339, 387803), (897, 146561), (1297, 101361), (1469, 89493), (2599, 50583), (3891, 33787), (4407, 29831), (7797, 16861)]