31876389

素因数分解:

$3^3\times {\mathrm{67}}^2\times {\mathrm{263}}^1$

素因数の和:406

約数の個数: 24

約数和(自身を含む): 48121920

約数和(自身を除く): 16245531

約数列:

[1, 3, 9, 27, 67, 201, 263, 603, 789, 1809, 2367, 4489, 7101, 13467, 17621, 40401, 52863, 121203, 158589, 475767, 1180607, 3541821, 10625463, 31876389]

約数ペア:

[(1, 31876389), (3, 10625463), (9, 3541821), (27, 1180607), (67, 475767), (201, 158589), (263, 121203), (603, 52863), (789, 40401), (1809, 17621), (2367, 13467), (4489, 7101)]