63928521

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{41539}}^1$

素因数の和:41570

約数の個数: 20

約数和(自身を含む): 100526800

約数和(自身を除く): 36598279

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 41539, 124617, 373851, 789241, 1121553, 2367723, 3364659, 7103169, 21309507, 63928521]

約数ペア:

[(1, 63928521), (3, 21309507), (9, 7103169), (19, 3364659), (27, 2367723), (57, 1121553), (81, 789241), (171, 373851), (513, 124617), (1539, 41539)]