66138828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{112481}}^1$

素因数の和:112502

約数の個数: 36

約数和(自身を含む): 179521272

約数和(自身を除く): 113382444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 112481, 224962, 337443, 449924, 674886, 787367, 1349772, 1574734, 2362101, 3149468, 4724202, 5511569, 9448404, 11023138, 16534707, 22046276, 33069414, 66138828]

約数ペア:

[(1, 66138828), (2, 33069414), (3, 22046276), (4, 16534707), (6, 11023138), (7, 9448404), (12, 5511569), (14, 4724202), (21, 3149468), (28, 2362101), (42, 1574734), (49, 1349772), (84, 787367), (98, 674886), (147, 449924), (196, 337443), (294, 224962), (588, 112481)]