31969281

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{877}}^1$

素因数の和:1328

約数の個数: 16

約数和(自身を含む): 44251200

約数和(自身を除く): 12281919

約数列:

[1, 3, 29, 87, 419, 877, 1257, 2631, 12151, 25433, 36453, 76299, 367463, 1102389, 10656427, 31969281]

約数ペア:

[(1, 31969281), (3, 10656427), (29, 1102389), (87, 367463), (419, 76299), (877, 36453), (1257, 25433), (2631, 12151)]