12988221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6883}}^1$

素因数の和:6940

約数の個数: 16

約数和(自身を含む): 18834624

約数和(自身を除く): 5846403

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 6883, 20649, 117011, 254671, 351033, 764013, 4329407, 12988221]

約数ペア:

[(1, 12988221), (3, 4329407), (17, 764013), (37, 351033), (51, 254671), (111, 117011), (629, 20649), (1887, 6883)]