12811071

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{281}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 21224448

約数和(自身を除く): 8413377

約数列:

[1, 3, 7, 13, 21, 39, 91, 167, 273, 281, 501, 843, 1169, 1967, 2171, 3507, 3653, 5901, 6513, 10959, 15197, 25571, 45591, 46927, 76713, 140781, 328489, 610051, 985467, 1830153, 4270357, 12811071]

約数ペア:

[(1, 12811071), (3, 4270357), (7, 1830153), (13, 985467), (21, 610051), (39, 328489), (91, 140781), (167, 76713), (273, 46927), (281, 45591), (501, 25571), (843, 15197), (1169, 10959), (1967, 6513), (2171, 5901), (3507, 3653)]