1919093085

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{66949}}^1$

素因数の和:66987

約数の個数: 72

約数和(自身を含む): 4167235800

約数和(自身を除く): 2248142715

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 585, 637, 735, 819, 1365, 1911, 2205, 3185, 4095, 5733, 9555, 28665, 66949, 200847, 334745, 468643, 602541, 870337, 1004235, 1405929, 2343215, 2611011, 3012705, 3280501, 4217787, 4351685, 6092359, 7029645, 7833033, 9841503, 13055055, 16402505, 18277077, 21088935, 29524509, 30461795, 39165165, 42646513, 49207515, 54831231, 91385385, 127939539, 147622545, 213232565, 274156155, 383818617, 639697695, 1919093085]

約数ペア:

[(1, 1919093085), (3, 639697695), (5, 383818617), (7, 274156155), (9, 213232565), (13, 147622545), (15, 127939539), (21, 91385385), (35, 54831231), (39, 49207515), (45, 42646513), (49, 39165165), (63, 30461795), (65, 29524509), (91, 21088935), (105, 18277077), (117, 16402505), (147, 13055055), (195, 9841503), (245, 7833033), (273, 7029645), (315, 6092359), (441, 4351685), (455, 4217787), (585, 3280501), (637, 3012705), (735, 2611011), (819, 2343215), (1365, 1405929), (1911, 1004235), (2205, 870337), (3185, 602541), (4095, 468643), (5733, 334745), (9555, 200847), (28665, 66949)]