28854749

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:222

約数の個数: 32

約数和(自身を含む): 38415360

約数和(自身を除く): 9560611

約数列:

[1, 7, 11, 19, 77, 121, 133, 163, 209, 847, 1141, 1331, 1463, 1793, 2299, 3097, 9317, 12551, 16093, 19723, 21679, 25289, 34067, 138061, 177023, 216953, 238469, 374737, 1518671, 2623159, 4122107, 28854749]

約数ペア:

[(1, 28854749), (7, 4122107), (11, 2623159), (19, 1518671), (77, 374737), (121, 238469), (133, 216953), (163, 177023), (209, 138061), (847, 34067), (1141, 25289), (1331, 21679), (1463, 19723), (1793, 16093), (2299, 12551), (3097, 9317)]