313638171

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^3\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 538752000

約数和(自身を除く): 225113829

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 121, 147, 229, 231, 343, 363, 539, 687, 847, 1029, 1331, 1603, 1617, 2519, 2541, 3773, 3993, 4809, 5929, 7557, 9317, 11221, 11319, 17633, 17787, 27709, 27951, 33663, 41503, 52899, 65219, 78547, 83127, 123431, 124509, 193963, 195657, 235641, 304799, 370293, 456533, 581889, 864017, 914397, 1357741, 1369599, 2133593, 2592051, 4073223, 6400779, 9504187, 14935151, 28512561, 44805453, 104546057, 313638171]

約数ペア:

[(1, 313638171), (3, 104546057), (7, 44805453), (11, 28512561), (21, 14935151), (33, 9504187), (49, 6400779), (77, 4073223), (121, 2592051), (147, 2133593), (229, 1369599), (231, 1357741), (343, 914397), (363, 864017), (539, 581889), (687, 456533), (847, 370293), (1029, 304799), (1331, 235641), (1603, 195657), (1617, 193963), (2519, 124509), (2541, 123431), (3773, 83127), (3993, 78547), (4809, 65219), (5929, 52899), (7557, 41503), (9317, 33663), (11221, 27951), (11319, 27709), (17633, 17787)]