201975213

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{947}}^1$

素因数の和:1265

約数の個数: 32

約数和(自身を含む): 307971072

約数和(自身を除く): 105995859

約数列:

[1, 3, 11, 23, 33, 69, 253, 281, 759, 843, 947, 2841, 3091, 6463, 9273, 10417, 19389, 21781, 31251, 65343, 71093, 213279, 239591, 266107, 718773, 798321, 2927177, 6120461, 8781531, 18361383, 67325071, 201975213]

約数ペア:

[(1, 201975213), (3, 67325071), (11, 18361383), (23, 8781531), (33, 6120461), (69, 2927177), (253, 798321), (281, 718773), (759, 266107), (843, 239591), (947, 213279), (2841, 71093), (3091, 65343), (6463, 31251), (9273, 21781), (10417, 19389)]