81313001

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{587}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 103765536

約数和(自身を除く): 22452535

約数列:

[1, 7, 11, 49, 77, 257, 539, 587, 1799, 2827, 4109, 6457, 12593, 19789, 28763, 45199, 138523, 150859, 316393, 1056013, 1659449, 7392091, 11616143, 81313001]

約数ペア:

[(1, 81313001), (7, 11616143), (11, 7392091), (49, 1659449), (77, 1056013), (257, 316393), (539, 150859), (587, 138523), (1799, 45199), (2827, 28763), (4109, 19789), (6457, 12593)]