40304871

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{26189}}^1$

素因数の和:26220

約数の個数: 20

約数和(自身を含む): 63379800

約数和(自身を除く): 23074929

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 26189, 78567, 235701, 497591, 707103, 1492773, 2121309, 4478319, 13434957, 40304871]

約数ペア:

[(1, 40304871), (3, 13434957), (9, 4478319), (19, 2121309), (27, 1492773), (57, 707103), (81, 497591), (171, 235701), (513, 78567), (1539, 26189)]