201906621

素因数分解:

$3^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{3061}}^1$

素因数の和:3426

約数の個数: 32

約数和(自身を含む): 342944000

約数和(自身を除く): 141037379

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 349, 1047, 2443, 3061, 3141, 7329, 9183, 9423, 21427, 21987, 27549, 64281, 65961, 82647, 192843, 578529, 1068289, 3204867, 7478023, 9614601, 22434069, 28843803, 67302207, 201906621]

約数ペア:

[(1, 201906621), (3, 67302207), (7, 28843803), (9, 22434069), (21, 9614601), (27, 7478023), (63, 3204867), (189, 1068289), (349, 578529), (1047, 192843), (2443, 82647), (3061, 65961), (3141, 64281), (7329, 27549), (9183, 21987), (9423, 21427)]