81643626

素因数分解:

$2^1\times 3^6\times {\mathrm{55997}}^1$

素因数の和:56017

約数の個数: 28

約数和(自身を含む): 183617442

約数和(自身を除く): 101973816

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 55997, 111994, 167991, 335982, 503973, 1007946, 1511919, 3023838, 4535757, 9071514, 13607271, 27214542, 40821813, 81643626]

約数ペア:

[(1, 81643626), (2, 40821813), (3, 27214542), (6, 13607271), (9, 9071514), (18, 4535757), (27, 3023838), (54, 1511919), (81, 1007946), (162, 503973), (243, 335982), (486, 167991), (729, 111994), (1458, 55997)]