196388631

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{15443}}^1$

素因数の和:15612

約数の個数: 20

約数和(自身を含む): 295258392

約数和(自身を除く): 98869761

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 15443, 46329, 138987, 416961, 1250883, 2424551, 7273653, 21820959, 65462877, 196388631]

約数ペア:

[(1, 196388631), (3, 65462877), (9, 21820959), (27, 7273653), (81, 2424551), (157, 1250883), (471, 416961), (1413, 138987), (4239, 46329), (12717, 15443)]