20171728101

素因数分解:

$3^1\times 7^1\times {\mathrm{4159}}^1\times {\mathrm{230959}}^1$

素因数の和:235128

約数の個数: 16

約数和(自身を含む): 30745395200

約数和(自身を除く): 10573667099

約数列:

[1, 3, 7, 21, 4159, 12477, 29113, 87339, 230959, 692877, 1616713, 4850139, 960558481, 2881675443, 6723909367, 20171728101]

約数ペア:

[(1, 20171728101), (3, 6723909367), (7, 2881675443), (21, 960558481), (4159, 4850139), (12477, 1616713), (29113, 692877), (87339, 230959)]