289920453329

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1\times {\mathrm{1021}}^1$

素因数の和:1578

約数の個数: 48

約数和(自身を含む): 325766375424

約数和(自身を除く): 35845922095

約数列:

[1, 13, 41, 107, 169, 383, 533, 1021, 1391, 4387, 4979, 6929, 13273, 15703, 18083, 40981, 41861, 57031, 64727, 109247, 172549, 204139, 391043, 532753, 544193, 741403, 1420211, 1680221, 2653807, 4479127, 5083559, 6925789, 7074509, 16032763, 18462743, 21842873, 41841601, 58228651, 66086267, 208425919, 283957349, 543940813, 756972463, 1715505641, 2709536947, 7071230569, 22301573333, 289920453329]

約数ペア:

[(1, 289920453329), (13, 22301573333), (41, 7071230569), (107, 2709536947), (169, 1715505641), (383, 756972463), (533, 543940813), (1021, 283957349), (1391, 208425919), (4387, 66086267), (4979, 58228651), (6929, 41841601), (13273, 21842873), (15703, 18462743), (18083, 16032763), (40981, 7074509), (41861, 6925789), (57031, 5083559), (64727, 4479127), (109247, 2653807), (172549, 1680221), (204139, 1420211), (391043, 741403), (532753, 544193)]