639373044

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{10979}}^1$

素因数の和:11220

約数の個数: 48

約数和(自身を含む): 1564254720

約数和(自身を除く): 924881676

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 211, 276, 422, 633, 844, 1266, 2532, 4853, 9706, 10979, 14559, 19412, 21958, 29118, 32937, 43916, 58236, 65874, 131748, 252517, 505034, 757551, 1010068, 1515102, 2316569, 3030204, 4633138, 6949707, 9266276, 13899414, 27798828, 53281087, 106562174, 159843261, 213124348, 319686522, 639373044]

約数ペア:

[(1, 639373044), (2, 319686522), (3, 213124348), (4, 159843261), (6, 106562174), (12, 53281087), (23, 27798828), (46, 13899414), (69, 9266276), (92, 6949707), (138, 4633138), (211, 3030204), (276, 2316569), (422, 1515102), (633, 1010068), (844, 757551), (1266, 505034), (2532, 252517), (4853, 131748), (9706, 65874), (10979, 58236), (14559, 43916), (19412, 32937), (21958, 29118)]