13855131

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 22573824

約数和(自身を除く): 8718693

約数列:

[1, 3, 9, 23, 27, 37, 67, 69, 81, 111, 201, 207, 243, 333, 603, 621, 851, 999, 1541, 1809, 1863, 2479, 2553, 2997, 4623, 5427, 5589, 7437, 7659, 8991, 13869, 16281, 22311, 22977, 41607, 57017, 66933, 68931, 124821, 171051, 200799, 206793, 374463, 513153, 602397, 1539459, 4618377, 13855131]

約数ペア:

[(1, 13855131), (3, 4618377), (9, 1539459), (23, 602397), (27, 513153), (37, 374463), (67, 206793), (69, 200799), (81, 171051), (111, 124821), (201, 68931), (207, 66933), (243, 57017), (333, 41607), (603, 22977), (621, 22311), (851, 16281), (999, 13869), (1541, 8991), (1809, 7659), (1863, 7437), (2479, 5589), (2553, 5427), (2997, 4623)]