209218499

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{6917}}^1$

素因数の和:7102

約数の個数: 16

約数和(自身を含む): 249048000

約数和(自身を除く): 39829501

約数列:

[1, 7, 29, 149, 203, 1043, 4321, 6917, 30247, 48419, 200593, 1030633, 1404151, 7214431, 29888357, 209218499]

約数ペア:

[(1, 209218499), (7, 29888357), (29, 7214431), (149, 1404151), (203, 1030633), (1043, 200593), (4321, 48419), (6917, 30247)]