77880257

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1187}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 98594496

約数和(自身を除く): 20714239

約数列:

[1, 7, 13, 49, 91, 103, 637, 721, 1187, 1339, 5047, 8309, 9373, 15431, 58163, 65611, 108017, 122261, 756119, 855827, 1589393, 5990789, 11125751, 77880257]

約数ペア:

[(1, 77880257), (7, 11125751), (13, 5990789), (49, 1589393), (91, 855827), (103, 756119), (637, 122261), (721, 108017), (1187, 65611), (1339, 58163), (5047, 15431), (8309, 9373)]