249970868

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{1087}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 514719744

約数和(自身を除く): 264748876

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 191, 301, 382, 602, 764, 1087, 1204, 1337, 2174, 2674, 4348, 5348, 7609, 8213, 15218, 16426, 30436, 32852, 46741, 57491, 93482, 114982, 186964, 207617, 229964, 327187, 415234, 654374, 830468, 1308748, 1453319, 2906638, 5813276, 8927531, 17855062, 35710124, 62492717, 124985434, 249970868]

約数ペア:

[(1, 249970868), (2, 124985434), (4, 62492717), (7, 35710124), (14, 17855062), (28, 8927531), (43, 5813276), (86, 2906638), (172, 1453319), (191, 1308748), (301, 830468), (382, 654374), (602, 415234), (764, 327187), (1087, 229964), (1204, 207617), (1337, 186964), (2174, 114982), (2674, 93482), (4348, 57491), (5348, 46741), (7609, 32852), (8213, 30436), (15218, 16426)]