38937213

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1591

約数の個数: 48

約数和(自身を含む): 70680000

約数和(自身を除く): 31742787

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 1197, 1323, 1549, 2793, 3591, 4647, 8379, 10843, 13941, 25137, 29431, 32529, 41823, 75901, 88293, 97587, 206017, 227703, 264879, 292761, 618051, 683109, 794637, 1442119, 1854153, 2049327, 4326357, 5562459, 12979071, 38937213]

約数ペア:

[(1, 38937213), (3, 12979071), (7, 5562459), (9, 4326357), (19, 2049327), (21, 1854153), (27, 1442119), (49, 794637), (57, 683109), (63, 618051), (133, 292761), (147, 264879), (171, 227703), (189, 206017), (399, 97587), (441, 88293), (513, 75901), (931, 41823), (1197, 32529), (1323, 29431), (1549, 25137), (2793, 13941), (3591, 10843), (4647, 8379)]