28090206

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{3797}}^1$

素因数の和:3945

約数の個数: 32

約数和(自身を含む): 62894880

約数和(自身を除く): 34804674

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 3699, 3797, 7398, 7594, 11391, 22782, 34173, 68346, 102519, 205038, 520189, 1040378, 1560567, 3121134, 4681701, 9363402, 14045103, 28090206]

約数ペア:

[(1, 28090206), (2, 14045103), (3, 9363402), (6, 4681701), (9, 3121134), (18, 1560567), (27, 1040378), (54, 520189), (137, 205038), (274, 102519), (411, 68346), (822, 34173), (1233, 22782), (2466, 11391), (3699, 7594), (3797, 7398)]