285647511

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 411844608

約数和(自身を除く): 126197097

約数列:

[1, 3, 23, 37, 69, 111, 127, 381, 851, 881, 2553, 2643, 2921, 4699, 8763, 14097, 20263, 32597, 60789, 97791, 108077, 111887, 324231, 335661, 749731, 2249193, 2573401, 4139819, 7720203, 12419457, 95215837, 285647511]

約数ペア:

[(1, 285647511), (3, 95215837), (23, 12419457), (37, 7720203), (69, 4139819), (111, 2573401), (127, 2249193), (381, 749731), (851, 335661), (881, 324231), (2553, 111887), (2643, 108077), (2921, 97791), (4699, 60789), (8763, 32597), (14097, 20263)]