212261331

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{23719}}^1$

素因数の和:23898

約数の個数: 16

約数和(自身を含む): 299820800

約数和(自身を除く): 87559469

約数列:

[1, 3, 19, 57, 157, 471, 2983, 8949, 23719, 71157, 450661, 1351983, 3723883, 11171649, 70753777, 212261331]

約数ペア:

[(1, 212261331), (3, 70753777), (19, 11171649), (57, 3723883), (157, 1351983), (471, 450661), (2983, 71157), (8949, 23719)]