138889149

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{228061}}^1$

素因数の和:228100

約数の個数: 16

約数和(自身を含む): 218939520

約数和(自身を除く): 80050371

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 228061, 684183, 1596427, 4789281, 6613769, 19841307, 46296383, 138889149]

約数ペア:

[(1, 138889149), (3, 46296383), (7, 19841307), (21, 6613769), (29, 4789281), (87, 1596427), (203, 684183), (609, 228061)]