51190111

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 65940480

約数和(自身を除く): 14750369

約数列:

[1, 7, 17, 23, 59, 119, 161, 317, 391, 413, 1003, 1357, 2219, 2737, 5389, 7021, 7291, 9499, 18703, 23069, 37723, 51037, 123947, 130921, 161483, 317951, 430169, 867629, 2225657, 3011183, 7312873, 51190111]

約数ペア:

[(1, 51190111), (7, 7312873), (17, 3011183), (23, 2225657), (59, 867629), (119, 430169), (161, 317951), (317, 161483), (391, 130921), (413, 123947), (1003, 51037), (1357, 37723), (2219, 23069), (2737, 18703), (5389, 9499), (7021, 7291)]