8457316

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 17781120

約数和(自身を除く): 9323804

約数列:

[1, 2, 4, 7, 14, 28, 41, 53, 82, 106, 139, 164, 212, 278, 287, 371, 556, 574, 742, 973, 1148, 1484, 1946, 2173, 3892, 4346, 5699, 7367, 8692, 11398, 14734, 15211, 22796, 29468, 30422, 39893, 51569, 60844, 79786, 103138, 159572, 206276, 302047, 604094, 1208188, 2114329, 4228658, 8457316]

約数ペア:

[(1, 8457316), (2, 4228658), (4, 2114329), (7, 1208188), (14, 604094), (28, 302047), (41, 206276), (53, 159572), (82, 103138), (106, 79786), (139, 60844), (164, 51569), (212, 39893), (278, 30422), (287, 29468), (371, 22796), (556, 15211), (574, 14734), (742, 11398), (973, 8692), (1148, 7367), (1484, 5699), (1946, 4346), (2173, 3892)]