212126397

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{653}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 334848000

約数和(自身を除く): 122721603

約数列:

[1, 3, 7, 21, 31, 93, 217, 499, 651, 653, 1497, 1959, 3493, 4571, 10479, 13713, 15469, 20243, 46407, 60729, 108283, 141701, 324849, 325847, 425103, 977541, 2280929, 6842787, 10101257, 30303771, 70708799, 212126397]

約数ペア:

[(1, 212126397), (3, 70708799), (7, 30303771), (21, 10101257), (31, 6842787), (93, 2280929), (217, 977541), (499, 425103), (651, 325847), (653, 324849), (1497, 141701), (1959, 108283), (3493, 60729), (4571, 46407), (10479, 20243), (13713, 15469)]