217202373

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{5987}}^1$

素因数の和:6161

約数の個数: 24

約数和(自身を含む): 326944800

約数和(自身を除く): 109742427

約数列:

[1, 3, 9, 29, 87, 139, 261, 417, 1251, 4031, 5987, 12093, 17961, 36279, 53883, 173623, 520869, 832193, 1562607, 2496579, 7489737, 24133597, 72400791, 217202373]

約数ペア:

[(1, 217202373), (3, 72400791), (9, 24133597), (29, 7489737), (87, 2496579), (139, 1562607), (261, 832193), (417, 520869), (1251, 173623), (4031, 53883), (5987, 36279), (12093, 17961)]