487568499

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{2027}}^1$

素因数の和:2275

約数の個数: 32

約数和(自身を含む): 732416256

約数和(自身を除く): 244847757

約数列:

[1, 3, 11, 33, 37, 111, 197, 407, 591, 1221, 2027, 2167, 6081, 6501, 7289, 21867, 22297, 66891, 74999, 80179, 224997, 240537, 399319, 824989, 1197957, 2474967, 4392509, 13177527, 14774803, 44324409, 162522833, 487568499]

約数ペア:

[(1, 487568499), (3, 162522833), (11, 44324409), (33, 14774803), (37, 13177527), (111, 4392509), (197, 2474967), (407, 1197957), (591, 824989), (1221, 399319), (2027, 240537), (2167, 224997), (6081, 80179), (6501, 74999), (7289, 66891), (21867, 22297)]