487809

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 32

約数和(自身を含む): 864000

約数和(自身を除く): 376191

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 89, 189, 203, 261, 267, 609, 623, 783, 801, 1827, 1869, 2403, 2581, 5481, 5607, 7743, 16821, 18067, 23229, 54201, 69687, 162603, 487809]

約数ペア:

[(1, 487809), (3, 162603), (7, 69687), (9, 54201), (21, 23229), (27, 18067), (29, 16821), (63, 7743), (87, 5607), (89, 5481), (189, 2581), (203, 2403), (261, 1869), (267, 1827), (609, 801), (623, 783)]