78848638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 131725440

約数和(自身を除く): 52876802

約数列:

[1, 2, 11, 22, 109, 131, 218, 251, 262, 502, 1199, 1441, 2398, 2761, 2882, 5522, 14279, 27359, 28558, 32881, 54718, 65762, 157069, 300949, 314138, 361691, 601898, 723382, 3584029, 7168058, 39424319, 78848638]

約数ペア:

[(1, 78848638), (2, 39424319), (11, 7168058), (22, 3584029), (109, 723382), (131, 601898), (218, 361691), (251, 314138), (262, 300949), (502, 157069), (1199, 65762), (1441, 54718), (2398, 32881), (2761, 28558), (2882, 27359), (5522, 14279)]