247707921

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{13709}}^1$

素因数の和:14048

約数の個数: 16

約数和(自身を含む): 348782400

約数和(自身を除く): 101074479

約数列:

[1, 3, 19, 57, 317, 951, 6023, 13709, 18069, 41127, 260471, 781413, 4345753, 13037259, 82569307, 247707921]

約数ペア:

[(1, 247707921), (3, 82569307), (19, 13037259), (57, 4345753), (317, 781413), (951, 260471), (6023, 41127), (13709, 18069)]