208241901

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{10909}}^1$

素因数の和:11026

約数の個数: 32

約数和(自身を含む): 356102400

約数和(自身を除く): 147860499

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 303, 707, 909, 2121, 2727, 6363, 10909, 19089, 32727, 76363, 98181, 229089, 294543, 687267, 1101809, 2061801, 3305427, 7712663, 9916281, 23137989, 29748843, 69413967, 208241901]

約数ペア:

[(1, 208241901), (3, 69413967), (7, 29748843), (9, 23137989), (21, 9916281), (27, 7712663), (63, 3305427), (101, 2061801), (189, 1101809), (303, 687267), (707, 294543), (909, 229089), (2121, 98181), (2727, 76363), (6363, 32727), (10909, 19089)]