3704211

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 40

約数和(自身を含む): 6504960

約数和(自身を除く): 2800749

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 139, 141, 189, 329, 417, 423, 567, 973, 987, 1251, 1269, 2919, 2961, 3753, 3807, 6533, 8757, 8883, 11259, 19599, 26271, 26649, 45731, 58797, 78813, 137193, 176391, 411579, 529173, 1234737, 3704211]

約数ペア:

[(1, 3704211), (3, 1234737), (7, 529173), (9, 411579), (21, 176391), (27, 137193), (47, 78813), (63, 58797), (81, 45731), (139, 26649), (141, 26271), (189, 19599), (329, 11259), (417, 8883), (423, 8757), (567, 6533), (973, 3807), (987, 3753), (1251, 2961), (1269, 2919)]