212947897

素因数分解:

${\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{977}}^1$

素因数の和:1176

約数の個数: 16

約数和(自身を含む): 225331200

約数和(自身を除く): 12383303

約数列:

[1, 31, 79, 89, 977, 2449, 2759, 7031, 30287, 77183, 86953, 217961, 2392673, 2695543, 6869287, 212947897]

約数ペア:

[(1, 212947897), (31, 6869287), (79, 2695543), (89, 2392673), (977, 217961), (2449, 86953), (2759, 77183), (7031, 30287)]