620973783

素因数分解:

$3^4\times {\mathrm{797}}^1\times {\mathrm{9619}}^1$

素因数の和:10428

約数の個数: 20

約数和(自身を含む): 928887960

約数和(自身を除く): 307914177

約数列:

[1, 3, 9, 27, 81, 797, 2391, 7173, 9619, 21519, 28857, 64557, 86571, 259713, 779139, 7666343, 22999029, 68997087, 206991261, 620973783]

約数ペア:

[(1, 620973783), (3, 206991261), (9, 68997087), (27, 22999029), (81, 7666343), (797, 779139), (2391, 259713), (7173, 86571), (9619, 64557), (21519, 28857)]