238511763

素因数分解:

$3^3\times 7^2\times {\mathrm{180281}}^1$

素因数の和:180304

約数の個数: 24

約数和(自身を含む): 411042960

約数和(自身を除く): 172531197

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 180281, 540843, 1261967, 1622529, 3785901, 4867587, 8833769, 11357703, 26501307, 34073109, 79503921, 238511763]

約数ペア:

[(1, 238511763), (3, 79503921), (7, 34073109), (9, 26501307), (21, 11357703), (27, 8833769), (49, 4867587), (63, 3785901), (147, 1622529), (189, 1261967), (441, 540843), (1323, 180281)]