290380059

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{188681}}^1$

素因数の和:188712

約数の個数: 20

約数和(自身を含む): 456610440

約数和(自身を除く): 166230381

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 188681, 566043, 1698129, 3584939, 5094387, 10754817, 15283161, 32264451, 96793353, 290380059]

約数ペア:

[(1, 290380059), (3, 96793353), (9, 32264451), (19, 15283161), (27, 10754817), (57, 5094387), (81, 3584939), (171, 1698129), (513, 566043), (1539, 188681)]