85815873

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 147026880

約数和(自身を除く): 61211007

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 131, 143, 393, 429, 509, 1179, 1287, 1441, 1527, 1703, 4323, 4581, 5109, 5599, 6617, 12969, 15327, 16797, 18733, 19851, 50391, 56199, 59553, 66679, 72787, 168597, 200037, 218361, 600111, 655083, 733469, 866827, 2200407, 2600481, 6601221, 7801443, 9535097, 28605291, 85815873]

約数ペア:

[(1, 85815873), (3, 28605291), (9, 9535097), (11, 7801443), (13, 6601221), (33, 2600481), (39, 2200407), (99, 866827), (117, 733469), (131, 655083), (143, 600111), (393, 218361), (429, 200037), (509, 168597), (1179, 72787), (1287, 66679), (1441, 59553), (1527, 56199), (1703, 50391), (4323, 19851), (4581, 18733), (5109, 16797), (5599, 15327), (6617, 12969)]