66885831

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{8017}}^1$

素因数の和:8132

約数の個数: 20

約数和(自身を含む): 100898512

約数和(自身を除く): 34012681

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 8017, 8343, 24051, 72153, 216459, 649377, 825751, 2477253, 7431759, 22295277, 66885831]

約数ペア:

[(1, 66885831), (3, 22295277), (9, 7431759), (27, 2477253), (81, 825751), (103, 649377), (309, 216459), (927, 72153), (2781, 24051), (8017, 8343)]