87872638

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:568

約数の個数: 32

約数和(自身を含む): 153128448

約数和(自身を除く): 65255810

約数列:

[1, 2, 7, 14, 151, 197, 211, 302, 394, 422, 1057, 1379, 1477, 2114, 2758, 2954, 29747, 31861, 41567, 59494, 63722, 83134, 208229, 223027, 290969, 416458, 446054, 581938, 6276617, 12553234, 43936319, 87872638]

約数ペア:

[(1, 87872638), (2, 43936319), (7, 12553234), (14, 6276617), (151, 581938), (197, 446054), (211, 416458), (302, 290969), (394, 223027), (422, 208229), (1057, 83134), (1379, 63722), (1477, 59494), (2114, 41567), (2758, 31861), (2954, 29747)]