72118396

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^2\times {\mathrm{199}}^1$

素因数の和:303

約数の個数: 54

約数和(自身を含む): 151061400

約数和(自身を除く): 78943004

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 199, 301, 398, 602, 796, 1204, 1393, 1849, 2107, 2786, 3698, 4214, 5572, 7396, 8428, 8557, 9751, 12943, 17114, 19502, 25886, 34228, 39004, 51772, 59899, 90601, 119798, 181202, 239596, 362404, 367951, 419293, 735902, 838586, 1471804, 1677172, 2575657, 5151314, 10302628, 18029599, 36059198, 72118396]

約数ペア:

[(1, 72118396), (2, 36059198), (4, 18029599), (7, 10302628), (14, 5151314), (28, 2575657), (43, 1677172), (49, 1471804), (86, 838586), (98, 735902), (172, 419293), (196, 367951), (199, 362404), (301, 239596), (398, 181202), (602, 119798), (796, 90601), (1204, 59899), (1393, 51772), (1849, 39004), (2107, 34228), (2786, 25886), (3698, 19502), (4214, 17114), (5572, 12943), (7396, 9751), (8428, 8557)]