39790009

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 49430400

約数和(自身を除く): 9640391

約数列:

[1, 7, 19, 49, 79, 133, 541, 553, 931, 1501, 3787, 3871, 10279, 10507, 26509, 42739, 71953, 73549, 299173, 503671, 812041, 2094211, 5684287, 39790009]

約数ペア:

[(1, 39790009), (7, 5684287), (19, 2094211), (49, 812041), (79, 503671), (133, 299173), (541, 73549), (553, 71953), (931, 42739), (1501, 26509), (3787, 10507), (3871, 10279)]