81771828

素因数分解:

$2^2\times 3^1\times {\mathrm{739}}^1\times {\mathrm{9221}}^1$

素因数の和:9967

約数の個数: 24

約数和(自身を含む): 191079840

約数和(自身を除く): 109308012

約数列:

[1, 2, 3, 4, 6, 12, 739, 1478, 2217, 2956, 4434, 8868, 9221, 18442, 27663, 36884, 55326, 110652, 6814319, 13628638, 20442957, 27257276, 40885914, 81771828]

約数ペア:

[(1, 81771828), (2, 40885914), (3, 27257276), (4, 20442957), (6, 13628638), (12, 6814319), (739, 110652), (1478, 55326), (2217, 36884), (2956, 27663), (4434, 18442), (8868, 9221)]