68311047

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 110512512

約数和(自身を除く): 42201465

約数列:

[1, 3, 7, 21, 43, 49, 101, 107, 129, 147, 301, 303, 321, 707, 749, 903, 2107, 2121, 2247, 4343, 4601, 4949, 5243, 6321, 10807, 13029, 13803, 14847, 15729, 30401, 32207, 32421, 75649, 91203, 96621, 212807, 225449, 226947, 464701, 529543, 638421, 676347, 1394103, 1588629, 3252907, 9758721, 22770349, 68311047]

約数ペア:

[(1, 68311047), (3, 22770349), (7, 9758721), (21, 3252907), (43, 1588629), (49, 1394103), (101, 676347), (107, 638421), (129, 529543), (147, 464701), (301, 226947), (303, 225449), (321, 212807), (707, 96621), (749, 91203), (903, 75649), (2107, 32421), (2121, 32207), (2247, 30401), (4343, 15729), (4601, 14847), (4949, 13803), (5243, 13029), (6321, 10807)]