66705513

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 108225216

約数和(自身を除く): 41519703

約数列:

[1, 3, 7, 21, 43, 49, 61, 129, 147, 173, 183, 301, 427, 519, 903, 1211, 1281, 2107, 2623, 2989, 3633, 6321, 7439, 7869, 8477, 8967, 10553, 18361, 22317, 25431, 31659, 52073, 55083, 73871, 128527, 156219, 221613, 364511, 385581, 453779, 517097, 1093533, 1361337, 1551291, 3176453, 9529359, 22235171, 66705513]

約数ペア:

[(1, 66705513), (3, 22235171), (7, 9529359), (21, 3176453), (43, 1551291), (49, 1361337), (61, 1093533), (129, 517097), (147, 453779), (173, 385581), (183, 364511), (301, 221613), (427, 156219), (519, 128527), (903, 73871), (1211, 55083), (1281, 52073), (2107, 31659), (2623, 25431), (2989, 22317), (3633, 18361), (6321, 10553), (7439, 8967), (7869, 8477)]