39840549

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3281

約数の個数: 32

約数和(自身を含む): 65986560

約数和(自身を除く): 26146011

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 3221, 4123, 9663, 12369, 22547, 61199, 67641, 99851, 183597, 299553, 428393, 698957, 1285179, 1897169, 2096871, 5691507, 13280183, 39840549]

約数ペア:

[(1, 39840549), (3, 13280183), (7, 5691507), (19, 2096871), (21, 1897169), (31, 1285179), (57, 698957), (93, 428393), (133, 299553), (217, 183597), (399, 99851), (589, 67641), (651, 61199), (1767, 22547), (3221, 12369), (4123, 9663)]