31421403

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2659}}^1$

素因数の和:2779

約数の個数: 24

約数和(自身を含む): 49380240

約数和(自身を除く): 17958837

約数列:

[1, 3, 9, 13, 39, 101, 117, 303, 909, 1313, 2659, 3939, 7977, 11817, 23931, 34567, 103701, 268559, 311103, 805677, 2417031, 3491267, 10473801, 31421403]

約数ペア:

[(1, 31421403), (3, 10473801), (9, 3491267), (13, 2417031), (39, 805677), (101, 311103), (117, 268559), (303, 103701), (909, 34567), (1313, 23931), (2659, 11817), (3939, 7977)]