31796739

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{577}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 51141440

約数和(自身を除く): 19344701

約数列:

[1, 3, 9, 13, 27, 39, 117, 157, 351, 471, 577, 1413, 1731, 2041, 4239, 5193, 6123, 7501, 15579, 18369, 22503, 55107, 67509, 90589, 202527, 271767, 815301, 1177657, 2445903, 3532971, 10598913, 31796739]

約数ペア:

[(1, 31796739), (3, 10598913), (9, 3532971), (13, 2445903), (27, 1177657), (39, 815301), (117, 271767), (157, 202527), (351, 90589), (471, 67509), (577, 55107), (1413, 22503), (1731, 18369), (2041, 15579), (4239, 7501), (5193, 6123)]