247348276

素因数分解:

$2^2\times 7^3\times {\mathrm{139}}^1\times {\mathrm{1297}}^1$

素因数の和:1461

約数の個数: 48

約数和(自身を含む): 508816000

約数和(自身を除く): 261467724

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 343, 556, 686, 973, 1297, 1372, 1946, 2594, 3892, 5188, 6811, 9079, 13622, 18158, 27244, 36316, 47677, 63553, 95354, 127106, 180283, 190708, 254212, 360566, 444871, 721132, 889742, 1261981, 1779484, 2523962, 5047924, 8833867, 17667734, 35335468, 61837069, 123674138, 247348276]

約数ペア:

[(1, 247348276), (2, 123674138), (4, 61837069), (7, 35335468), (14, 17667734), (28, 8833867), (49, 5047924), (98, 2523962), (139, 1779484), (196, 1261981), (278, 889742), (343, 721132), (556, 444871), (686, 360566), (973, 254212), (1297, 190708), (1372, 180283), (1946, 127106), (2594, 95354), (3892, 63553), (5188, 47677), (6811, 36316), (9079, 27244), (13622, 18158)]