20170708215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{469687}}^1$

素因数の和:470111

約数の個数: 32

約数和(自身を含む): 36973839360

約数和(自身を除く): 16803131145

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 409, 1227, 2045, 2863, 6135, 8589, 14315, 42945, 469687, 1409061, 2348435, 3287809, 7045305, 9863427, 16439045, 49317135, 192101983, 576305949, 960509915, 1344713881, 2881529745, 4034141643, 6723569405, 20170708215]

約数ペア:

[(1, 20170708215), (3, 6723569405), (5, 4034141643), (7, 2881529745), (15, 1344713881), (21, 960509915), (35, 576305949), (105, 192101983), (409, 49317135), (1227, 16439045), (2045, 9863427), (2863, 7045305), (6135, 3287809), (8589, 2348435), (14315, 1409061), (42945, 469687)]