121667312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18869}}^1$

素因数の和:18921

約数の個数: 40

約数和(自身を含む): 262066560

約数和(自身を除く): 140399248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 18869, 37738, 75476, 150952, 245297, 301904, 490594, 584939, 981188, 1169878, 1962376, 2339756, 3924752, 4679512, 7604207, 9359024, 15208414, 30416828, 60833656, 121667312]

約数ペア:

[(1, 121667312), (2, 60833656), (4, 30416828), (8, 15208414), (13, 9359024), (16, 7604207), (26, 4679512), (31, 3924752), (52, 2339756), (62, 1962376), (104, 1169878), (124, 981188), (208, 584939), (248, 490594), (403, 301904), (496, 245297), (806, 150952), (1612, 75476), (3224, 37738), (6448, 18869)]