206918487

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{8291}}^1$

素因数の和:8403

約数の個数: 24

約数和(自身を含む): 310452480

約数和(自身を除く): 103533993

約数列:

[1, 3, 9, 47, 59, 141, 177, 423, 531, 2773, 8291, 8319, 24873, 24957, 74619, 389677, 489169, 1169031, 1467507, 3507093, 4402521, 22990943, 68972829, 206918487]

約数ペア:

[(1, 206918487), (3, 68972829), (9, 22990943), (47, 4402521), (59, 3507093), (141, 1467507), (177, 1169031), (423, 489169), (531, 389677), (2773, 74619), (8291, 24957), (8319, 24873)]