213979509

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{78467}}^1$

素因数の和:78577

約数の個数: 16

約数和(自身を含む): 320149440

約数和(自身を除く): 106169931

約数列:

[1, 3, 9, 27, 101, 303, 909, 2727, 78467, 235401, 706203, 2118609, 7925167, 23775501, 71326503, 213979509]

約数ペア:

[(1, 213979509), (3, 71326503), (9, 23775501), (27, 7925167), (101, 2118609), (303, 706203), (909, 235401), (2727, 78467)]