2078889781185

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23227}}^1\times {\mathrm{40591}}^1$

素因数の和:63843

約数の個数: 72

約数和(自身を含む): 4192004359296

約数和(自身を除く): 2113114578111

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 23227, 40591, 69681, 116135, 121773, 162589, 202955, 209043, 284137, 348405, 365319, 487767, 608865, 812945, 852411, 1045215, 1138123, 1420685, 1463301, 1826595, 1988959, 2438835, 2557233, 3414369, 4262055, 5690615, 5966877, 7316505, 9944795, 10243107, 12786165, 17071845, 17900631, 29834385, 51215535, 89503155, 942807157, 2828421471, 4714035785, 6599650099, 8485264413, 14142107355, 19798950297, 32998250495, 42426322065, 46197550693, 59396850891, 98994751485, 138592652079, 230987753465, 296984254455, 415777956237, 692963260395, 2078889781185]

約数ペア:

[(1, 2078889781185), (3, 692963260395), (5, 415777956237), (7, 296984254455), (9, 230987753465), (15, 138592652079), (21, 98994751485), (35, 59396850891), (45, 46197550693), (49, 42426322065), (63, 32998250495), (105, 19798950297), (147, 14142107355), (245, 8485264413), (315, 6599650099), (441, 4714035785), (735, 2828421471), (2205, 942807157), (23227, 89503155), (40591, 51215535), (69681, 29834385), (116135, 17900631), (121773, 17071845), (162589, 12786165), (202955, 10243107), (209043, 9944795), (284137, 7316505), (348405, 5966877), (365319, 5690615), (487767, 4262055), (608865, 3414369), (812945, 2557233), (852411, 2438835), (1045215, 1988959), (1138123, 1826595), (1420685, 1463301)]