66770973

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{17539}}^1$

素因数の和:17598

約数の個数: 20

約数和(自身を含む): 101872320

約数和(自身を除く): 35101347

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 17539, 52617, 157851, 473553, 824333, 1420659, 2472999, 7418997, 22256991, 66770973]

約数ペア:

[(1, 66770973), (3, 22256991), (9, 7418997), (27, 2472999), (47, 1420659), (81, 824333), (141, 473553), (423, 157851), (1269, 52617), (3807, 17539)]