67708298

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 123513984

約数和(自身を除く): 55805686

約数列:

[1, 2, 7, 14, 37, 49, 71, 74, 98, 142, 259, 263, 497, 518, 526, 994, 1813, 1841, 2627, 3479, 3626, 3682, 5254, 6958, 9731, 12887, 18389, 18673, 19462, 25774, 36778, 37346, 68117, 128723, 130711, 136234, 257446, 261422, 476819, 690901, 914977, 953638, 1381802, 1829954, 4836307, 9672614, 33854149, 67708298]

約数ペア:

[(1, 67708298), (2, 33854149), (7, 9672614), (14, 4836307), (37, 1829954), (49, 1381802), (71, 953638), (74, 914977), (98, 690901), (142, 476819), (259, 261422), (263, 257446), (497, 136234), (518, 130711), (526, 128723), (994, 68117), (1813, 37346), (1841, 36778), (2627, 25774), (3479, 19462), (3626, 18673), (3682, 18389), (5254, 12887), (6958, 9731)]