391307976

素因数分解:

$2^3\times 3^3\times {\mathrm{947}}^1\times {\mathrm{1913}}^1$

素因数の和:2875

約数の個数: 64

約数和(自身を含む): 1088683200

約数和(自身を除く): 697375224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 947, 1894, 1913, 2841, 3788, 3826, 5682, 5739, 7576, 7652, 8523, 11364, 11478, 15304, 17046, 17217, 22728, 22956, 25569, 34092, 34434, 45912, 51138, 51651, 68184, 68868, 102276, 103302, 137736, 204552, 206604, 413208, 1811611, 3623222, 5434833, 7246444, 10869666, 14492888, 16304499, 21739332, 32608998, 43478664, 48913497, 65217996, 97826994, 130435992, 195653988, 391307976]

約数ペア:

[(1, 391307976), (2, 195653988), (3, 130435992), (4, 97826994), (6, 65217996), (8, 48913497), (9, 43478664), (12, 32608998), (18, 21739332), (24, 16304499), (27, 14492888), (36, 10869666), (54, 7246444), (72, 5434833), (108, 3623222), (216, 1811611), (947, 413208), (1894, 206604), (1913, 204552), (2841, 137736), (3788, 103302), (3826, 102276), (5682, 68868), (5739, 68184), (7576, 51651), (7652, 51138), (8523, 45912), (11364, 34434), (11478, 34092), (15304, 25569), (17046, 22956), (17217, 22728)]