131232216

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{127163}}^1$

素因数の和:127215

約数の個数: 32

約数和(自身を含む): 335712960

約数和(自身を除く): 204480744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 127163, 254326, 381489, 508652, 762978, 1017304, 1525956, 3051912, 5468009, 10936018, 16404027, 21872036, 32808054, 43744072, 65616108, 131232216]

約数ペア:

[(1, 131232216), (2, 65616108), (3, 43744072), (4, 32808054), (6, 21872036), (8, 16404027), (12, 10936018), (24, 5468009), (43, 3051912), (86, 1525956), (129, 1017304), (172, 762978), (258, 508652), (344, 381489), (516, 254326), (1032, 127163)]