551020533

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 881210880

約数和(自身を除く): 330190347

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 179, 301, 487, 537, 903, 1253, 1461, 2107, 3409, 3759, 6321, 7697, 8771, 10227, 20941, 23091, 23863, 26313, 53879, 62823, 71589, 87173, 146587, 161637, 261519, 377153, 439761, 610211, 1026109, 1131459, 1830633, 3078327, 3748439, 4271477, 11245317, 12814431, 26239073, 78717219, 183673511, 551020533]

約数ペア:

[(1, 551020533), (3, 183673511), (7, 78717219), (21, 26239073), (43, 12814431), (49, 11245317), (129, 4271477), (147, 3748439), (179, 3078327), (301, 1830633), (487, 1131459), (537, 1026109), (903, 610211), (1253, 439761), (1461, 377153), (2107, 261519), (3409, 161637), (3759, 146587), (6321, 87173), (7697, 71589), (8771, 62823), (10227, 53879), (20941, 26313), (23091, 23863)]