316156941

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 516062976

約数和(自身を除く): 199906035

約数列:

[1, 3, 9, 19, 31, 43, 57, 73, 93, 129, 171, 219, 279, 361, 387, 589, 657, 817, 1083, 1333, 1387, 1767, 2263, 2451, 3139, 3249, 3999, 4161, 5301, 6789, 7353, 9417, 11191, 11997, 12483, 15523, 20367, 25327, 26353, 28251, 33573, 42997, 46569, 59641, 75981, 79059, 97309, 100719, 128991, 139707, 178923, 227943, 237177, 291927, 386973, 481213, 536769, 816943, 875781, 1133179, 1443639, 1848871, 2450829, 3399537, 4330917, 5546613, 7352487, 10198611, 16639839, 35128549, 105385647, 316156941]

約数ペア:

[(1, 316156941), (3, 105385647), (9, 35128549), (19, 16639839), (31, 10198611), (43, 7352487), (57, 5546613), (73, 4330917), (93, 3399537), (129, 2450829), (171, 1848871), (219, 1443639), (279, 1133179), (361, 875781), (387, 816943), (589, 536769), (657, 481213), (817, 386973), (1083, 291927), (1333, 237177), (1387, 227943), (1767, 178923), (2263, 139707), (2451, 128991), (3139, 100719), (3249, 97309), (3999, 79059), (4161, 75981), (5301, 59641), (6789, 46569), (7353, 42997), (9417, 33573), (11191, 28251), (11997, 26353), (12483, 25327), (15523, 20367)]