87823491

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4153}}^1$

素因数の和:4235

約数の個数: 32

約数和(自身を含む): 143562240

約数和(自身を除く): 55738749

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 4153, 7049, 12459, 21147, 29071, 78907, 87213, 220109, 236721, 552349, 660327, 1540763, 1657047, 4182071, 4622289, 12546213, 29274497, 87823491]

約数ペア:

[(1, 87823491), (3, 29274497), (7, 12546213), (19, 4622289), (21, 4182071), (53, 1657047), (57, 1540763), (133, 660327), (159, 552349), (371, 236721), (399, 220109), (1007, 87213), (1113, 78907), (3021, 29071), (4153, 21147), (7049, 12459)]