1397349296

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{175723}}^1$

素因数の和:175809

約数の個数: 40

約数和(自身を含む): 3137727744

約数和(自身を除く): 1740378448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 175723, 351446, 702892, 1230061, 1405784, 2460122, 2811568, 4920244, 9840488, 12476333, 19680976, 24952666, 49905332, 87334331, 99810664, 174668662, 199621328, 349337324, 698674648, 1397349296]

約数ペア:

[(1, 1397349296), (2, 698674648), (4, 349337324), (7, 199621328), (8, 174668662), (14, 99810664), (16, 87334331), (28, 49905332), (56, 24952666), (71, 19680976), (112, 12476333), (142, 9840488), (284, 4920244), (497, 2811568), (568, 2460122), (994, 1405784), (1136, 1230061), (1988, 702892), (3976, 351446), (7952, 175723)]