81128284

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{3067}}^1$

素因数の和:3477

約数の個数: 24

約数和(自身を含む): 150761520

約数和(自身を除く): 69633236

約数列:

[1, 2, 4, 17, 34, 68, 389, 778, 1556, 3067, 6134, 6613, 12268, 13226, 26452, 52139, 104278, 208556, 1193063, 2386126, 4772252, 20282071, 40564142, 81128284]

約数ペア:

[(1, 81128284), (2, 40564142), (4, 20282071), (17, 4772252), (34, 2386126), (68, 1193063), (389, 208556), (778, 104278), (1556, 52139), (3067, 26452), (6134, 13226), (6613, 12268)]