172908762

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1755

約数の個数: 64

約数和(自身を含む): 393609216

約数和(自身を除く): 220700454

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 43, 62, 78, 86, 93, 129, 186, 258, 403, 559, 806, 1118, 1209, 1333, 1663, 1677, 2418, 2666, 3326, 3354, 3999, 4989, 7998, 9978, 17329, 21619, 34658, 43238, 51553, 51987, 64857, 71509, 103106, 103974, 129714, 143018, 154659, 214527, 309318, 429054, 670189, 929617, 1340378, 1859234, 2010567, 2216779, 2788851, 4021134, 4433558, 5577702, 6650337, 13300674, 28818127, 57636254, 86454381, 172908762]

約数ペア:

[(1, 172908762), (2, 86454381), (3, 57636254), (6, 28818127), (13, 13300674), (26, 6650337), (31, 5577702), (39, 4433558), (43, 4021134), (62, 2788851), (78, 2216779), (86, 2010567), (93, 1859234), (129, 1340378), (186, 929617), (258, 670189), (403, 429054), (559, 309318), (806, 214527), (1118, 154659), (1209, 143018), (1333, 129714), (1663, 103974), (1677, 103106), (2418, 71509), (2666, 64857), (3326, 51987), (3354, 51553), (3999, 43238), (4989, 34658), (7998, 21619), (9978, 17329)]