279974883

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 400780800

約数和(自身を除く): 120805917

約数列:

[1, 3, 23, 59, 69, 97, 177, 291, 709, 1357, 2127, 2231, 4071, 5723, 6693, 16307, 17169, 41831, 48921, 68773, 125493, 131629, 206319, 394887, 962113, 1581779, 2886339, 4057607, 4745337, 12172821, 93324961, 279974883]

約数ペア:

[(1, 279974883), (3, 93324961), (23, 12172821), (59, 4745337), (69, 4057607), (97, 2886339), (177, 1581779), (291, 962113), (709, 394887), (1357, 206319), (2127, 131629), (2231, 125493), (4071, 68773), (5723, 48921), (6693, 41831), (16307, 17169)]