15691521988

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1\times {\mathrm{2129}}^1$

素因数の和:2836

約数の個数: 48

約数和(自身を含む): 28545612480

約数和(自身を除く): 12854090492

約数列:

[1, 2, 4, 43, 73, 86, 146, 172, 292, 587, 1174, 2129, 2348, 3139, 4258, 6278, 8516, 12556, 25241, 42851, 50482, 85702, 91547, 100964, 155417, 171404, 183094, 310834, 366188, 621668, 1249723, 1842593, 2499446, 3685186, 4998892, 6682931, 7370372, 13365862, 26731724, 53738089, 91229779, 107476178, 182459558, 214952356, 364919116, 3922880497, 7845760994, 15691521988]

約数ペア:

[(1, 15691521988), (2, 7845760994), (4, 3922880497), (43, 364919116), (73, 214952356), (86, 182459558), (146, 107476178), (172, 91229779), (292, 53738089), (587, 26731724), (1174, 13365862), (2129, 7370372), (2348, 6682931), (3139, 4998892), (4258, 3685186), (6278, 2499446), (8516, 1842593), (12556, 1249723), (25241, 621668), (42851, 366188), (50482, 310834), (85702, 183094), (91547, 171404), (100964, 155417)]