172237401

素因数分解:

$3^3\times 7^2\times {\mathrm{211}}^1\times {\mathrm{617}}^1$

素因数の和:851

約数の個数: 48

約数和(自身を含む): 298716480

約数和(自身を除く): 126479079

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 211, 441, 617, 633, 1323, 1477, 1851, 1899, 4319, 4431, 5553, 5697, 10339, 12957, 13293, 16659, 30233, 31017, 38871, 39879, 90699, 93051, 116613, 130187, 272097, 279153, 390561, 816291, 911309, 1171683, 2733927, 3515049, 6379163, 8201781, 19137489, 24605343, 57412467, 172237401]

約数ペア:

[(1, 172237401), (3, 57412467), (7, 24605343), (9, 19137489), (21, 8201781), (27, 6379163), (49, 3515049), (63, 2733927), (147, 1171683), (189, 911309), (211, 816291), (441, 390561), (617, 279153), (633, 272097), (1323, 130187), (1477, 116613), (1851, 93051), (1899, 90699), (4319, 39879), (4431, 38871), (5553, 31017), (5697, 30233), (10339, 16659), (12957, 13293)]