68587491

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 107025408

約数和(自身を除く): 38437917

約数列:

[1, 3, 7, 21, 71, 157, 213, 293, 471, 497, 879, 1099, 1491, 2051, 3297, 6153, 11147, 20803, 33441, 46001, 62409, 78029, 138003, 145621, 234087, 322007, 436863, 966021, 3266071, 9798213, 22862497, 68587491]

約数ペア:

[(1, 68587491), (3, 22862497), (7, 9798213), (21, 3266071), (71, 966021), (157, 436863), (213, 322007), (293, 234087), (471, 145621), (497, 138003), (879, 78029), (1099, 62409), (1491, 46001), (2051, 33441), (3297, 20803), (6153, 11147)]