200723047

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 249790464

約数和(自身を除く): 49067417

約数列:

[1, 7, 23, 31, 131, 161, 217, 307, 713, 917, 2149, 3013, 4061, 4991, 7061, 9517, 21091, 28427, 40217, 49427, 66619, 93403, 218891, 281519, 653821, 924991, 1246727, 1532237, 6474937, 8727089, 28674721, 200723047]

約数ペア:

[(1, 200723047), (7, 28674721), (23, 8727089), (31, 6474937), (131, 1532237), (161, 1246727), (217, 924991), (307, 653821), (713, 281519), (917, 218891), (2149, 93403), (3013, 66619), (4061, 49427), (4991, 40217), (7061, 28427), (9517, 21091)]