71543087

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 98496000

約数和(自身を除く): 26952913

約数列:

[1, 7, 11, 23, 29, 49, 77, 161, 199, 203, 253, 319, 539, 667, 1127, 1393, 1421, 1771, 2189, 2233, 4577, 4669, 5771, 7337, 9751, 12397, 15323, 15631, 32039, 32683, 40397, 50347, 51359, 63481, 107261, 132733, 224273, 282779, 352429, 359513, 444367, 929131, 1460063, 2467003, 3110569, 6503917, 10220441, 71543087]

約数ペア:

[(1, 71543087), (7, 10220441), (11, 6503917), (23, 3110569), (29, 2467003), (49, 1460063), (77, 929131), (161, 444367), (199, 359513), (203, 352429), (253, 282779), (319, 224273), (539, 132733), (667, 107261), (1127, 63481), (1393, 51359), (1421, 50347), (1771, 40397), (2189, 32683), (2233, 32039), (4577, 15631), (4669, 15323), (5771, 12397), (7337, 9751)]