1900341

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:850

約数の個数: 20

約数和(自身を含む): 2940300

約数和(自身を除く): 1039959

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 809, 2349, 2427, 7281, 21843, 23461, 65529, 70383, 211149, 633447, 1900341]

約数ペア:

[(1, 1900341), (3, 633447), (9, 211149), (27, 70383), (29, 65529), (81, 23461), (87, 21843), (261, 7281), (783, 2427), (809, 2349)]