4995207

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:308

約数の個数: 36

約数和(自身を含む): 8607456

約数和(自身を除く): 3612249

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 241, 329, 423, 441, 723, 987, 1687, 2169, 2303, 2961, 5061, 6909, 11327, 11809, 15183, 20727, 33981, 35427, 79289, 101943, 106281, 237867, 555023, 713601, 1665069, 4995207]

約数ペア:

[(1, 4995207), (3, 1665069), (7, 713601), (9, 555023), (21, 237867), (47, 106281), (49, 101943), (63, 79289), (141, 35427), (147, 33981), (241, 20727), (329, 15183), (423, 11809), (441, 11327), (723, 6909), (987, 5061), (1687, 2961), (2169, 2303)]