3917403

素因数分解:

$3^5\times 7^3\times {\mathrm{47}}^1$

素因数の和:83

約数の個数: 48

約数和(自身を含む): 6988800

約数和(自身を除く): 3071397

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 81, 141, 147, 189, 243, 329, 343, 423, 441, 567, 987, 1029, 1269, 1323, 1701, 2303, 2961, 3087, 3807, 3969, 6909, 8883, 9261, 11421, 11907, 16121, 20727, 26649, 27783, 48363, 62181, 79947, 83349, 145089, 186543, 435267, 559629, 1305801, 3917403]

約数ペア:

[(1, 3917403), (3, 1305801), (7, 559629), (9, 435267), (21, 186543), (27, 145089), (47, 83349), (49, 79947), (63, 62181), (81, 48363), (141, 27783), (147, 26649), (189, 20727), (243, 16121), (329, 11907), (343, 11421), (423, 9261), (441, 8883), (567, 6909), (987, 3969), (1029, 3807), (1269, 3087), (1323, 2961), (1701, 2303)]