131605968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{210907}}^1$

素因数の和:210931

約数の個数: 40

約数和(自身を含む): 366136288

約数和(自身を除く): 234530320

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 210907, 421814, 632721, 843628, 1265442, 1687256, 2530884, 2741791, 3374512, 5061768, 5483582, 8225373, 10123536, 10967164, 16450746, 21934328, 32901492, 43868656, 65802984, 131605968]

約数ペア:

[(1, 131605968), (2, 65802984), (3, 43868656), (4, 32901492), (6, 21934328), (8, 16450746), (12, 10967164), (13, 10123536), (16, 8225373), (24, 5483582), (26, 5061768), (39, 3374512), (48, 2741791), (52, 2530884), (78, 1687256), (104, 1265442), (156, 843628), (208, 632721), (312, 421814), (624, 210907)]