55157487

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 94483200

約数和(自身を除く): 39325713

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 121, 147, 231, 343, 363, 443, 539, 847, 1029, 1329, 1617, 2541, 3101, 3773, 4873, 5929, 9303, 11319, 14619, 17787, 21707, 34111, 41503, 53603, 65121, 102333, 124509, 151949, 160809, 238777, 375221, 455847, 716331, 1125663, 1671439, 2626547, 5014317, 7879641, 18385829, 55157487]

約数ペア:

[(1, 55157487), (3, 18385829), (7, 7879641), (11, 5014317), (21, 2626547), (33, 1671439), (49, 1125663), (77, 716331), (121, 455847), (147, 375221), (231, 238777), (343, 160809), (363, 151949), (443, 124509), (539, 102333), (847, 65121), (1029, 53603), (1329, 41503), (1617, 34111), (2541, 21707), (3101, 17787), (3773, 14619), (4873, 11319), (5929, 9303)]