123784766

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 215385600

約数和(自身を除く): 91600834

約数列:

[1, 2, 7, 14, 157, 199, 283, 314, 398, 566, 1099, 1393, 1981, 2198, 2786, 3962, 31243, 44431, 56317, 62486, 88862, 112634, 218701, 311017, 394219, 437402, 622034, 788438, 8841769, 17683538, 61892383, 123784766]

約数ペア:

[(1, 123784766), (2, 61892383), (7, 17683538), (14, 8841769), (157, 788438), (199, 622034), (283, 437402), (314, 394219), (398, 311017), (566, 218701), (1099, 112634), (1393, 88862), (1981, 62486), (2198, 56317), (2786, 44431), (3962, 31243)]