487816994

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{138821}}^1$

素因数の和:139081

約数の個数: 16

約数和(自身を含む): 839595456

約数和(自身を除く): 351778462

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 138821, 277642, 971747, 1943494, 34844071, 69688142, 243908497, 487816994]

約数ペア:

[(1, 487816994), (2, 243908497), (7, 69688142), (14, 34844071), (251, 1943494), (502, 971747), (1757, 277642), (3514, 138821)]