210998763

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{6217}}^1$

素因数の和:6648

約数の個数: 20

約数和(自身を含む): 315998760

約数和(自身を除く): 104999997

約数列:

[1, 3, 9, 27, 81, 419, 1257, 3771, 6217, 11313, 18651, 33939, 55953, 167859, 503577, 2604923, 7814769, 23444307, 70332921, 210998763]

約数ペア:

[(1, 210998763), (3, 70332921), (9, 23444307), (27, 7814769), (81, 2604923), (419, 503577), (1257, 167859), (3771, 55953), (6217, 33939), (11313, 18651)]