201678921

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{1747}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 296684544

約数和(自身を除く): 95005623

約数列:

[1, 3, 9, 101, 127, 303, 381, 909, 1143, 1747, 5241, 12827, 15723, 38481, 115443, 176447, 221869, 529341, 665607, 1588023, 1996821, 22408769, 67226307, 201678921]

約数ペア:

[(1, 201678921), (3, 67226307), (9, 22408769), (101, 1996821), (127, 1588023), (303, 665607), (381, 529341), (909, 221869), (1143, 176447), (1747, 115443), (5241, 38481), (12827, 15723)]