1671867

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{3259}}^1$

素因数の和:3287

約数の個数: 16

約数和(自身を含む): 2608000

約数和(自身を除く): 936133

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 3259, 9777, 29331, 61921, 87993, 185763, 557289, 1671867]

約数ペア:

[(1, 1671867), (3, 557289), (9, 185763), (19, 87993), (27, 61921), (57, 29331), (171, 9777), (513, 3259)]