206907939

素因数分解:

$3^5\times 7^2\times {\mathrm{17377}}^1$

素因数の和:17406

約数の個数: 36

約数和(自身を含む): 360558744

約数和(自身を除く): 153650805

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 17377, 52131, 121639, 156393, 364917, 469179, 851473, 1094751, 1407537, 2554419, 3284253, 4222611, 7663257, 9852759, 22989771, 29558277, 68969313, 206907939]

約数ペア:

[(1, 206907939), (3, 68969313), (7, 29558277), (9, 22989771), (21, 9852759), (27, 7663257), (49, 4222611), (63, 3284253), (81, 2554419), (147, 1407537), (189, 1094751), (243, 851473), (441, 469179), (567, 364917), (1323, 156393), (1701, 121639), (3969, 52131), (11907, 17377)]