3139479

素因数分解:

$3^4\times 7^3\times {\mathrm{113}}^1$

素因数の和:146

約数の個数: 40

約数和(自身を含む): 5517600

約数和(自身を除く): 2378121

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 113, 147, 189, 339, 343, 441, 567, 791, 1017, 1029, 1323, 2373, 3051, 3087, 3969, 5537, 7119, 9153, 9261, 16611, 21357, 27783, 38759, 49833, 64071, 116277, 149499, 348831, 448497, 1046493, 3139479]

約数ペア:

[(1, 3139479), (3, 1046493), (7, 448497), (9, 348831), (21, 149499), (27, 116277), (49, 64071), (63, 49833), (81, 38759), (113, 27783), (147, 21357), (189, 16611), (339, 9261), (343, 9153), (441, 7119), (567, 5537), (791, 3969), (1017, 3087), (1029, 3051), (1323, 2373)]