16638723

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 25825280

約数和(自身を除く): 9186557

約数列:

[1, 3, 9, 27, 31, 93, 103, 193, 279, 309, 579, 837, 927, 1737, 2781, 3193, 5211, 5983, 9579, 17949, 19879, 28737, 53847, 59637, 86211, 161541, 178911, 536733, 616249, 1848747, 5546241, 16638723]

約数ペア:

[(1, 16638723), (3, 5546241), (9, 1848747), (27, 616249), (31, 536733), (93, 178911), (103, 161541), (193, 86211), (279, 59637), (309, 53847), (579, 28737), (837, 19879), (927, 17949), (1737, 9579), (2781, 5983), (3193, 5211)]