215380947

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{46589}}^1$

素因数の和:46682

約数の個数: 16

約数和(自身を含む): 304139520

約数和(自身を除く): 88758573

約数列:

[1, 3, 23, 67, 69, 201, 1541, 4623, 46589, 139767, 1071547, 3121463, 3214641, 9364389, 71793649, 215380947]

約数ペア:

[(1, 215380947), (3, 71793649), (23, 9364389), (67, 3214641), (69, 3121463), (201, 1071547), (1541, 139767), (4623, 46589)]