212202291

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{569}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 343094400

約数和(自身を除く): 130892109

約数列:

[1, 3, 7, 21, 43, 49, 59, 129, 147, 177, 301, 413, 569, 903, 1239, 1707, 2107, 2537, 2891, 3983, 6321, 7611, 8673, 11949, 17759, 24467, 27881, 33571, 53277, 73401, 83643, 100713, 124313, 171269, 234997, 372939, 513807, 704991, 1198883, 1443553, 1644979, 3596649, 4330659, 4934937, 10104871, 30314613, 70734097, 212202291]

約数ペア:

[(1, 212202291), (3, 70734097), (7, 30314613), (21, 10104871), (43, 4934937), (49, 4330659), (59, 3596649), (129, 1644979), (147, 1443553), (177, 1198883), (301, 704991), (413, 513807), (569, 372939), (903, 234997), (1239, 171269), (1707, 124313), (2107, 100713), (2537, 83643), (2891, 73401), (3983, 53277), (6321, 33571), (7611, 27881), (8673, 24467), (11949, 17759)]