40087287

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{977}}^1$

素因数の和:1127

約数の個数: 24

約数和(自身を含む): 59806656

約数和(自身を除く): 19719369

約数列:

[1, 3, 9, 47, 97, 141, 291, 423, 873, 977, 2931, 4559, 8793, 13677, 41031, 45919, 94769, 137757, 284307, 413271, 852921, 4454143, 13362429, 40087287]

約数ペア:

[(1, 40087287), (3, 13362429), (9, 4454143), (47, 852921), (97, 413271), (141, 284307), (291, 137757), (423, 94769), (873, 45919), (977, 41031), (2931, 13677), (4559, 8793)]