207910862

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 331444224

約数和(自身を除く): 123533362

約数列:

[1, 2, 31, 62, 71, 73, 142, 146, 647, 1294, 2201, 2263, 4402, 4526, 5183, 10366, 20057, 40114, 45937, 47231, 91874, 94462, 160673, 321346, 1424047, 1464161, 2848094, 2928322, 3353401, 6706802, 103955431, 207910862]

約数ペア:

[(1, 207910862), (2, 103955431), (31, 6706802), (62, 3353401), (71, 2928322), (73, 2848094), (142, 1464161), (146, 1424047), (647, 321346), (1294, 160673), (2201, 94462), (2263, 91874), (4402, 47231), (4526, 45937), (5183, 40114), (10366, 20057)]