127178884

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{797}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 262765440

約数和(自身を除く): 135586556

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 139, 164, 278, 287, 556, 574, 797, 973, 1148, 1594, 1946, 3188, 3892, 5579, 5699, 11158, 11398, 22316, 22796, 32677, 39893, 65354, 79786, 110783, 130708, 159572, 221566, 228739, 443132, 457478, 775481, 914956, 1550962, 3101924, 4542103, 9084206, 18168412, 31794721, 63589442, 127178884]

約数ペア:

[(1, 127178884), (2, 63589442), (4, 31794721), (7, 18168412), (14, 9084206), (28, 4542103), (41, 3101924), (82, 1550962), (139, 914956), (164, 775481), (278, 457478), (287, 443132), (556, 228739), (574, 221566), (797, 159572), (973, 130708), (1148, 110783), (1594, 79786), (1946, 65354), (3188, 39893), (3892, 32677), (5579, 22796), (5699, 22316), (11158, 11398)]