8020413

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 13478400

約数和(自身を除く): 5457987

約数列:

[1, 3, 9, 17, 19, 31, 51, 57, 89, 93, 153, 171, 267, 279, 323, 527, 589, 801, 969, 1513, 1581, 1691, 1767, 2759, 2907, 4539, 4743, 5073, 5301, 8277, 10013, 13617, 15219, 24831, 28747, 30039, 46903, 52421, 86241, 90117, 140709, 157263, 258723, 422127, 471789, 891157, 2673471, 8020413]

約数ペア:

[(1, 8020413), (3, 2673471), (9, 891157), (17, 471789), (19, 422127), (31, 258723), (51, 157263), (57, 140709), (89, 90117), (93, 86241), (153, 52421), (171, 46903), (267, 30039), (279, 28747), (323, 24831), (527, 15219), (589, 13617), (801, 10013), (969, 8277), (1513, 5301), (1581, 5073), (1691, 4743), (1767, 4539), (2759, 2907)]