38956869

素因数分解:

$3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:687

約数の個数: 40

約数和(自身を含む): 67155968

約数和(自身を除く): 28199099

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 381, 541, 567, 889, 1143, 1623, 2667, 3429, 3787, 4869, 8001, 10287, 11361, 14607, 24003, 34083, 43821, 68707, 72009, 102249, 206121, 306747, 480949, 618363, 1442847, 1855089, 4328541, 5565267, 12985623, 38956869]

約数ペア:

[(1, 38956869), (3, 12985623), (7, 5565267), (9, 4328541), (21, 1855089), (27, 1442847), (63, 618363), (81, 480949), (127, 306747), (189, 206121), (381, 102249), (541, 72009), (567, 68707), (889, 43821), (1143, 34083), (1623, 24003), (2667, 14607), (3429, 11361), (3787, 10287), (4869, 8001)]