26289921

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{881}}^1$

素因数の和:934

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 16046079

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 343, 609, 881, 1029, 1421, 2643, 4263, 6167, 9947, 18501, 25549, 29841, 43169, 76647, 129507, 178843, 302183, 536529, 906549, 1251901, 3755703, 8763307, 26289921]

約数ペア:

[(1, 26289921), (3, 8763307), (7, 3755703), (21, 1251901), (29, 906549), (49, 536529), (87, 302183), (147, 178843), (203, 129507), (343, 76647), (609, 43169), (881, 29841), (1029, 25549), (1421, 18501), (2643, 9947), (4263, 6167)]