668439744

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{497351}}^1$

素因数の和:497373

約数の個数: 56

約数和(自身を含む): 2021238528

約数和(自身を除く): 1352798784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 497351, 994702, 1492053, 1989404, 2984106, 3481457, 3978808, 5968212, 6962914, 7957616, 10444371, 11936424, 13925828, 15915232, 20888742, 23872848, 27851656, 31830464, 41777484, 47745696, 55703312, 83554968, 95491392, 111406624, 167109936, 222813248, 334219872, 668439744]

約数ペア:

[(1, 668439744), (2, 334219872), (3, 222813248), (4, 167109936), (6, 111406624), (7, 95491392), (8, 83554968), (12, 55703312), (14, 47745696), (16, 41777484), (21, 31830464), (24, 27851656), (28, 23872848), (32, 20888742), (42, 15915232), (48, 13925828), (56, 11936424), (64, 10444371), (84, 7957616), (96, 6962914), (112, 5968212), (168, 3978808), (192, 3481457), (224, 2984106), (336, 1989404), (448, 1492053), (672, 994702), (1344, 497351)]