400131697

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3943}}^1$

素因数の和:4085

約数の個数: 24

約数和(自身を含む): 494577600

約数和(自身を除く): 94445903

約数列:

[1, 7, 19, 49, 109, 133, 763, 931, 2071, 3943, 5341, 14497, 27601, 74917, 101479, 193207, 429787, 524419, 3008509, 3670933, 8165953, 21059563, 57161671, 400131697]

約数ペア:

[(1, 400131697), (7, 57161671), (19, 21059563), (49, 8165953), (109, 3670933), (133, 3008509), (763, 524419), (931, 429787), (2071, 193207), (3943, 101479), (5341, 74917), (14497, 27601)]