201519149

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 232424640

約数和(自身を除く): 30905491

約数列:

[1, 13, 19, 97, 169, 247, 647, 1261, 1843, 3211, 8411, 12293, 16393, 23959, 62759, 109343, 159809, 311467, 815867, 1192421, 2077517, 10606271, 15501473, 201519149]

約数ペア:

[(1, 201519149), (13, 15501473), (19, 10606271), (97, 2077517), (169, 1192421), (247, 815867), (647, 311467), (1261, 159809), (1843, 109343), (3211, 62759), (8411, 23959), (12293, 16393)]