78762971

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 99483648

約数和(自身を除く): 20720677

約数列:

[1, 7, 23, 31, 43, 161, 217, 301, 367, 713, 989, 1333, 2569, 4991, 6923, 8441, 9331, 11377, 15781, 30659, 59087, 79639, 110467, 214613, 261671, 362963, 489211, 1831697, 2540741, 3424477, 11251853, 78762971]

約数ペア:

[(1, 78762971), (7, 11251853), (23, 3424477), (31, 2540741), (43, 1831697), (161, 489211), (217, 362963), (301, 261671), (367, 214613), (713, 110467), (989, 79639), (1333, 59087), (2569, 30659), (4991, 15781), (6923, 11377), (8441, 9331)]