81771252

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{43403}}^1$

素因数の和:43567

約数の個数: 24

約数和(自身を含む): 192019296

約数和(自身を除く): 110248044

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 43403, 86806, 130209, 173612, 260418, 520836, 6814271, 13628542, 20442813, 27257084, 40885626, 81771252]

約数ペア:

[(1, 81771252), (2, 40885626), (3, 27257084), (4, 20442813), (6, 13628542), (12, 6814271), (157, 520836), (314, 260418), (471, 173612), (628, 130209), (942, 86806), (1884, 43403)]