80553618

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{63031}}^1$

素因数の和:63110

約数の個数: 24

約数和(自身を含む): 176993856

約数和(自身を除く): 96440238

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 63031, 126062, 189093, 378186, 567279, 1134558, 4475201, 8950402, 13425603, 26851206, 40276809, 80553618]

約数ペア:

[(1, 80553618), (2, 40276809), (3, 26851206), (6, 13425603), (9, 8950402), (18, 4475201), (71, 1134558), (142, 567279), (213, 378186), (426, 189093), (639, 126062), (1278, 63031)]