212929209

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{50231}}^1$

素因数の和:50397

約数の個数: 16

約数和(自身を含む): 317466240

約数和(自身を除く): 104537031

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 50231, 150693, 452079, 1356237, 7886267, 23658801, 70976403, 212929209]

約数ペア:

[(1, 212929209), (3, 70976403), (9, 23658801), (27, 7886267), (157, 1356237), (471, 452079), (1413, 150693), (4239, 50231)]