1285243659

素因数分解:

$3^3\times 7^1\times {\mathrm{6800231}}^1$

素因数の和:6800247

約数の個数: 16

約数和(自身を含む): 2176074240

約数和(自身を除く): 890830581

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 6800231, 20400693, 47601617, 61202079, 142804851, 183606237, 428414553, 1285243659]

約数ペア:

[(1, 1285243659), (3, 428414553), (7, 183606237), (9, 142804851), (21, 61202079), (27, 47601617), (63, 20400693), (189, 6800231)]