31557942

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{859}}^1$

素因数の和:1037

約数の個数: 48

約数和(自身を含む): 74190480

約数和(自身を除く): 42632538

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 157, 234, 314, 471, 859, 942, 1413, 1718, 2041, 2577, 2826, 4082, 5154, 6123, 7731, 11167, 12246, 15462, 18369, 22334, 33501, 36738, 67002, 100503, 134863, 201006, 269726, 404589, 809178, 1213767, 1753219, 2427534, 3506438, 5259657, 10519314, 15778971, 31557942]

約数ペア:

[(1, 31557942), (2, 15778971), (3, 10519314), (6, 5259657), (9, 3506438), (13, 2427534), (18, 1753219), (26, 1213767), (39, 809178), (78, 404589), (117, 269726), (157, 201006), (234, 134863), (314, 100503), (471, 67002), (859, 36738), (942, 33501), (1413, 22334), (1718, 18369), (2041, 15462), (2577, 12246), (2826, 11167), (4082, 7731), (5154, 6123)]