65960001

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{42859}}^1$

素因数の和:42890

約数の個数: 20

約数和(自身を含む): 103721200

約数和(自身を除く): 37761199

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 42859, 128577, 385731, 814321, 1157193, 2442963, 3471579, 7328889, 21986667, 65960001]

約数ペア:

[(1, 65960001), (3, 21986667), (9, 7328889), (19, 3471579), (27, 2442963), (57, 1157193), (81, 814321), (171, 385731), (513, 128577), (1539, 42859)]