397889568

素因数分解:

$2^5\times 3^2\times {\mathrm{197}}^1\times {\mathrm{7013}}^1$

素因数の和:7226

約数の個数: 72

約数和(自身を含む): 1137404268

約数和(自身を除く): 739514700

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 197, 288, 394, 591, 788, 1182, 1576, 1773, 2364, 3152, 3546, 4728, 6304, 7013, 7092, 9456, 14026, 14184, 18912, 21039, 28052, 28368, 42078, 56104, 56736, 63117, 84156, 112208, 126234, 168312, 224416, 252468, 336624, 504936, 673248, 1009872, 1381561, 2019744, 2763122, 4144683, 5526244, 8289366, 11052488, 12434049, 16578732, 22104976, 24868098, 33157464, 44209952, 49736196, 66314928, 99472392, 132629856, 198944784, 397889568]

約数ペア:

[(1, 397889568), (2, 198944784), (3, 132629856), (4, 99472392), (6, 66314928), (8, 49736196), (9, 44209952), (12, 33157464), (16, 24868098), (18, 22104976), (24, 16578732), (32, 12434049), (36, 11052488), (48, 8289366), (72, 5526244), (96, 4144683), (144, 2763122), (197, 2019744), (288, 1381561), (394, 1009872), (591, 673248), (788, 504936), (1182, 336624), (1576, 252468), (1773, 224416), (2364, 168312), (3152, 126234), (3546, 112208), (4728, 84156), (6304, 63117), (7013, 56736), (7092, 56104), (9456, 42078), (14026, 28368), (14184, 28052), (18912, 21039)]