216908013

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{175067}}^1$

素因数の和:175136

約数の個数: 16

約数和(自身を含む): 336130560

約数和(自身を除く): 119222547

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 175067, 525201, 1225469, 3676407, 10328953, 30986859, 72302671, 216908013]

約数ペア:

[(1, 216908013), (3, 72302671), (7, 30986859), (21, 10328953), (59, 3676407), (177, 1225469), (413, 525201), (1239, 175067)]