15974128

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 32364000

約数和(自身を除く): 16389872

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 173, 199, 232, 346, 398, 464, 692, 796, 1384, 1592, 2768, 3184, 5017, 5771, 10034, 11542, 20068, 23084, 34427, 40136, 46168, 68854, 80272, 92336, 137708, 275416, 550832, 998383, 1996766, 3993532, 7987064, 15974128]

約数ペア:

[(1, 15974128), (2, 7987064), (4, 3993532), (8, 1996766), (16, 998383), (29, 550832), (58, 275416), (116, 137708), (173, 92336), (199, 80272), (232, 68854), (346, 46168), (398, 40136), (464, 34427), (692, 23084), (796, 20068), (1384, 11542), (1592, 10034), (2768, 5771), (3184, 5017)]