248151681

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{65183}}^1$

素因数の和:65242

約数の個数: 20

約数和(自身を含む): 378588672

約数和(自身を除く): 130436991

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 65183, 195549, 586647, 1759941, 3063601, 5279823, 9190803, 27572409, 82717227, 248151681]

約数ペア:

[(1, 248151681), (3, 82717227), (9, 27572409), (27, 9190803), (47, 5279823), (81, 3063601), (141, 1759941), (423, 586647), (1269, 195549), (3807, 65183)]