399377856

素因数分解:

$2^6\times 3^1\times {\mathrm{157}}^1\times {\mathrm{13249}}^1$

素因数の和:13421

約数の個数: 56

約数和(自身を含む): 1063498000

約数和(自身を除く): 664120144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 157, 192, 314, 471, 628, 942, 1256, 1884, 2512, 3768, 5024, 7536, 10048, 13249, 15072, 26498, 30144, 39747, 52996, 79494, 105992, 158988, 211984, 317976, 423968, 635952, 847936, 1271904, 2080093, 2543808, 4160186, 6240279, 8320372, 12480558, 16640744, 24961116, 33281488, 49922232, 66562976, 99844464, 133125952, 199688928, 399377856]

約数ペア:

[(1, 399377856), (2, 199688928), (3, 133125952), (4, 99844464), (6, 66562976), (8, 49922232), (12, 33281488), (16, 24961116), (24, 16640744), (32, 12480558), (48, 8320372), (64, 6240279), (96, 4160186), (157, 2543808), (192, 2080093), (314, 1271904), (471, 847936), (628, 635952), (942, 423968), (1256, 317976), (1884, 211984), (2512, 158988), (3768, 105992), (5024, 79494), (7536, 52996), (10048, 39747), (13249, 30144), (15072, 26498)]