2987478

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{751}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 7390656

約数和(自身を除く): 4403178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 751, 1326, 1502, 1989, 2253, 3978, 4506, 6759, 9763, 12767, 13518, 19526, 25534, 29289, 38301, 58578, 76602, 87867, 114903, 165971, 175734, 229806, 331942, 497913, 995826, 1493739, 2987478]

約数ペア:

[(1, 2987478), (2, 1493739), (3, 995826), (6, 497913), (9, 331942), (13, 229806), (17, 175734), (18, 165971), (26, 114903), (34, 87867), (39, 76602), (51, 58578), (78, 38301), (102, 29289), (117, 25534), (153, 19526), (221, 13518), (234, 12767), (306, 9763), (442, 6759), (663, 4506), (751, 3978), (1326, 2253), (1502, 1989)]