431373019

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1901}}^1$

素因数の和:2347

約数の個数: 24

約数和(自身を含む): 549008496

約数和(自身を除く): 117635477

約数列:

[1, 7, 11, 49, 77, 421, 539, 1901, 2947, 4631, 13307, 20629, 20911, 32417, 93149, 146377, 226919, 800321, 1024639, 5602247, 8803531, 39215729, 61624717, 431373019]

約数ペア:

[(1, 431373019), (7, 61624717), (11, 39215729), (49, 8803531), (77, 5602247), (421, 1024639), (539, 800321), (1901, 226919), (2947, 146377), (4631, 93149), (13307, 32417), (20629, 20911)]