22768915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 31207680

約数和(自身を除く): 8438765

約数列:

[1, 5, 13, 29, 47, 65, 145, 235, 257, 377, 611, 1285, 1363, 1885, 3055, 3341, 6815, 7453, 12079, 16705, 17719, 37265, 60395, 88595, 96889, 157027, 350291, 484445, 785135, 1751455, 4553783, 22768915]

約数ペア:

[(1, 22768915), (5, 4553783), (13, 1751455), (29, 785135), (47, 484445), (65, 350291), (145, 157027), (235, 96889), (257, 88595), (377, 60395), (611, 37265), (1285, 17719), (1363, 16705), (1885, 12079), (3055, 7453), (3341, 6815)]