1388774727

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{15053}}^1$

素因数の和:15149

約数の個数: 40

約数和(自身を含む): 2229557616

約数和(自身を除く): 840782889

約数列:

[1, 3, 9, 17, 27, 51, 67, 81, 153, 201, 459, 603, 1139, 1377, 1809, 3417, 5427, 10251, 15053, 30753, 45159, 92259, 135477, 255901, 406431, 767703, 1008551, 1219293, 2303109, 3025653, 6909327, 9076959, 17145367, 20727981, 27230877, 51436101, 81692631, 154308303, 462924909, 1388774727]

約数ペア:

[(1, 1388774727), (3, 462924909), (9, 154308303), (17, 81692631), (27, 51436101), (51, 27230877), (67, 20727981), (81, 17145367), (153, 9076959), (201, 6909327), (459, 3025653), (603, 2303109), (1139, 1219293), (1377, 1008551), (1809, 767703), (3417, 406431), (5427, 255901), (10251, 135477), (15053, 92259), (30753, 45159)]