39306687

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 67584000

約数和(自身を除く): 28277313

約数列:

[1, 3, 7, 19, 21, 29, 43, 57, 79, 87, 129, 133, 203, 237, 301, 399, 551, 553, 609, 817, 903, 1247, 1501, 1653, 1659, 2291, 2451, 3397, 3741, 3857, 4503, 5719, 6873, 8729, 10191, 10507, 11571, 16037, 17157, 23693, 23779, 26187, 31521, 43529, 48111, 64543, 71079, 71337, 98513, 130587, 165851, 193629, 295539, 304703, 451801, 497553, 689591, 914109, 1355403, 1871747, 2068773, 5615241, 13102229, 39306687]

約数ペア:

[(1, 39306687), (3, 13102229), (7, 5615241), (19, 2068773), (21, 1871747), (29, 1355403), (43, 914109), (57, 689591), (79, 497553), (87, 451801), (129, 304703), (133, 295539), (203, 193629), (237, 165851), (301, 130587), (399, 98513), (551, 71337), (553, 71079), (609, 64543), (817, 48111), (903, 43529), (1247, 31521), (1501, 26187), (1653, 23779), (1659, 23693), (2291, 17157), (2451, 16037), (3397, 11571), (3741, 10507), (3857, 10191), (4503, 8729), (5719, 6873)]