66238731

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 110073600

約数和(自身を除く): 43834869

約数列:

[1, 3, 9, 13, 19, 39, 57, 83, 117, 171, 247, 249, 359, 741, 747, 1077, 1079, 1577, 2223, 3231, 3237, 4667, 4731, 6821, 9711, 14001, 14193, 20463, 20501, 29797, 42003, 61389, 61503, 88673, 89391, 184509, 266019, 268173, 387361, 566143, 798057, 1162083, 1698429, 3486249, 5095287, 7359859, 22079577, 66238731]

約数ペア:

[(1, 66238731), (3, 22079577), (9, 7359859), (13, 5095287), (19, 3486249), (39, 1698429), (57, 1162083), (83, 798057), (117, 566143), (171, 387361), (247, 268173), (249, 266019), (359, 184509), (741, 89391), (747, 88673), (1077, 61503), (1079, 61389), (1577, 42003), (2223, 29797), (3231, 20501), (3237, 20463), (4667, 14193), (4731, 14001), (6821, 9711)]