31352427

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{16829}}^1$

素因数の和:16864

約数の個数: 20

約数和(自身を含む): 48874320

約数和(自身を除く): 17521893

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 16829, 50487, 151461, 387067, 454383, 1161201, 1363149, 3483603, 10450809, 31352427]

約数ペア:

[(1, 31352427), (3, 10450809), (9, 3483603), (23, 1363149), (27, 1161201), (69, 454383), (81, 387067), (207, 151461), (621, 50487), (1863, 16829)]