553993559

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{821}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 661203648

約数和(自身を除く): 107210089

約数列:

[1, 7, 47, 49, 293, 329, 821, 2051, 2303, 5747, 13771, 14357, 38587, 40229, 96397, 240553, 270109, 674779, 1683871, 1890763, 11305991, 11787097, 79141937, 553993559]

約数ペア:

[(1, 553993559), (7, 79141937), (47, 11787097), (49, 11305991), (293, 1890763), (329, 1683871), (821, 674779), (2051, 270109), (2303, 240553), (5747, 96397), (13771, 40229), (14357, 38587)]