331396184

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137623}}^1$

素因数の和:137679

約数の個数: 32

約数和(自身を含む): 726654720

約数和(自身を除く): 395258536

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 137623, 275246, 550492, 963361, 1100984, 1926722, 3853444, 5917789, 7706888, 11835578, 23671156, 41424523, 47342312, 82849046, 165698092, 331396184]

約数ペア:

[(1, 331396184), (2, 165698092), (4, 82849046), (7, 47342312), (8, 41424523), (14, 23671156), (28, 11835578), (43, 7706888), (56, 5917789), (86, 3853444), (172, 1926722), (301, 1100984), (344, 963361), (602, 550492), (1204, 275246), (2408, 137623)]