28867113

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2887}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 45953856

約数和(自身を除く): 17086743

約数列:

[1, 3, 9, 11, 33, 99, 101, 303, 909, 1111, 2887, 3333, 8661, 9999, 25983, 31757, 95271, 285813, 291587, 874761, 2624283, 3207457, 9622371, 28867113]

約数ペア:

[(1, 28867113), (3, 9622371), (9, 3207457), (11, 2624283), (33, 874761), (99, 291587), (101, 285813), (303, 95271), (909, 31757), (1111, 25983), (2887, 9999), (3333, 8661)]