2159021845

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{23497}}^1$

素因数の和:23589

約数の個数: 32

約数和(自身を含む): 2923527168

約数和(自身を除く): 764505323

約数列:

[1, 5, 17, 23, 47, 85, 115, 235, 391, 799, 1081, 1955, 3995, 5405, 18377, 23497, 91885, 117485, 399449, 540431, 1104359, 1997245, 2702155, 5521795, 9187327, 18774103, 25400257, 45936635, 93870515, 127001285, 431804369, 2159021845]

約数ペア:

[(1, 2159021845), (5, 431804369), (17, 127001285), (23, 93870515), (47, 45936635), (85, 25400257), (115, 18774103), (235, 9187327), (391, 5521795), (799, 2702155), (1081, 1997245), (1955, 1104359), (3995, 540431), (5405, 399449), (18377, 117485), (23497, 91885)]