81471204

素因数分解:

$2^2\times 3^3\times {\mathrm{487}}^1\times {\mathrm{1549}}^1$

素因数の和:2049

約数の個数: 48

約数和(自身を含む): 211792000

約数和(自身を除く): 130320796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 487, 974, 1461, 1549, 1948, 2922, 3098, 4383, 4647, 5844, 6196, 8766, 9294, 13149, 13941, 17532, 18588, 26298, 27882, 41823, 52596, 55764, 83646, 167292, 754363, 1508726, 2263089, 3017452, 4526178, 6789267, 9052356, 13578534, 20367801, 27157068, 40735602, 81471204]

約数ペア:

[(1, 81471204), (2, 40735602), (3, 27157068), (4, 20367801), (6, 13578534), (9, 9052356), (12, 6789267), (18, 4526178), (27, 3017452), (36, 2263089), (54, 1508726), (108, 754363), (487, 167292), (974, 83646), (1461, 55764), (1549, 52596), (1948, 41823), (2922, 27882), (3098, 26298), (4383, 18588), (4647, 17532), (5844, 13941), (6196, 13149), (8766, 9294)]