201749751

素因数分解:

$3^3\times 7^1\times {\mathrm{1067459}}^1$

素因数の和:1067475

約数の個数: 16

約数和(自身を含む): 341587200

約数和(自身を除く): 139837449

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1067459, 3202377, 7472213, 9607131, 22416639, 28821393, 67249917, 201749751]

約数ペア:

[(1, 201749751), (3, 67249917), (7, 28821393), (9, 22416639), (21, 9607131), (27, 7472213), (63, 3202377), (189, 1067459)]