71390538

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{35731}}^1$

素因数の和:35779

約数の個数: 32

約数和(自身を含む): 162937920

約数和(自身を除く): 91547382

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 35731, 71462, 107193, 214386, 321579, 643158, 964737, 1322047, 1929474, 2644094, 3966141, 7932282, 11898423, 23796846, 35695269, 71390538]

約数ペア:

[(1, 71390538), (2, 35695269), (3, 23796846), (6, 11898423), (9, 7932282), (18, 3966141), (27, 2644094), (37, 1929474), (54, 1322047), (74, 964737), (111, 643158), (222, 321579), (333, 214386), (666, 107193), (999, 71462), (1998, 35731)]