30509017

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 36

約数和(自身を含む): 40851216

約数和(自身を除く): 10342199

約数列:

[1, 7, 11, 23, 49, 77, 107, 161, 253, 529, 539, 749, 1127, 1177, 1771, 2461, 3703, 5243, 5819, 8239, 12397, 17227, 25921, 27071, 40733, 56603, 57673, 120589, 189497, 285131, 396221, 622633, 1326479, 2773547, 4358431, 30509017]

約数ペア:

[(1, 30509017), (7, 4358431), (11, 2773547), (23, 1326479), (49, 622633), (77, 396221), (107, 285131), (161, 189497), (253, 120589), (529, 57673), (539, 56603), (749, 40733), (1127, 27071), (1177, 25921), (1771, 17227), (2461, 12397), (3703, 8239), (5243, 5819)]