39897747

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 59042880

約数和(自身を除く): 19145133

約数列:

[1, 3, 9, 59, 177, 227, 331, 531, 681, 993, 2043, 2979, 13393, 19529, 40179, 58587, 75137, 120537, 175761, 225411, 676233, 4433083, 13299249, 39897747]

約数ペア:

[(1, 39897747), (3, 13299249), (9, 4433083), (59, 676233), (177, 225411), (227, 175761), (331, 120537), (531, 75137), (681, 58587), (993, 40179), (2043, 19529), (2979, 13393)]