1397593064

素因数分解:

$2^3\times 7^1\times {\mathrm{1217}}^1\times {\mathrm{20507}}^1$

素因数の和:21737

約数の個数: 32

約数和(自身を含む): 2997449280

約数和(自身を除く): 1599856216

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1217, 2434, 4868, 8519, 9736, 17038, 20507, 34076, 41014, 68152, 82028, 143549, 164056, 287098, 574196, 1148392, 24957019, 49914038, 99828076, 174699133, 199656152, 349398266, 698796532, 1397593064]

約数ペア:

[(1, 1397593064), (2, 698796532), (4, 349398266), (7, 199656152), (8, 174699133), (14, 99828076), (28, 49914038), (56, 24957019), (1217, 1148392), (2434, 574196), (4868, 287098), (8519, 164056), (9736, 143549), (17038, 82028), (20507, 68152), (34076, 41014)]