77888391

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 129139200

約数和(自身を除く): 51250809

約数列:

[1, 3, 7, 19, 21, 49, 57, 79, 133, 147, 237, 353, 399, 553, 931, 1059, 1501, 1659, 2471, 2793, 3871, 4503, 6707, 7413, 10507, 11613, 17297, 20121, 27887, 31521, 46949, 51891, 73549, 83661, 140847, 195209, 220647, 328643, 529853, 585627, 985929, 1366463, 1589559, 3708971, 4099389, 11126913, 25962797, 77888391]

約数ペア:

[(1, 77888391), (3, 25962797), (7, 11126913), (19, 4099389), (21, 3708971), (49, 1589559), (57, 1366463), (79, 985929), (133, 585627), (147, 529853), (237, 328643), (353, 220647), (399, 195209), (553, 140847), (931, 83661), (1059, 73549), (1501, 51891), (1659, 46949), (2471, 31521), (2793, 27887), (3871, 20121), (4503, 17297), (6707, 11613), (7413, 10507)]