1267990521

素因数分解:

$3^1\times 7^1\times {\mathrm{2161}}^1\times {\mathrm{27941}}^1$

素因数の和:30112

約数の個数: 16

約数和(自身を含む): 1933139328

約数和(自身を除く): 665148807

約数列:

[1, 3, 7, 21, 2161, 6483, 15127, 27941, 45381, 83823, 195587, 586761, 60380501, 181141503, 422663507, 1267990521]

約数ペア:

[(1, 1267990521), (3, 422663507), (7, 181141503), (21, 60380501), (2161, 586761), (6483, 195587), (15127, 83823), (27941, 45381)]