28910761

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 7031639

約数列:

[1, 11, 17, 19, 79, 103, 187, 209, 323, 869, 1133, 1343, 1501, 1751, 1957, 3553, 8137, 14773, 16511, 19261, 21527, 25517, 33269, 89507, 138329, 154603, 280687, 365959, 1521619, 1700633, 2628251, 28910761]

約数ペア:

[(1, 28910761), (11, 2628251), (17, 1700633), (19, 1521619), (79, 365959), (103, 280687), (187, 154603), (209, 138329), (323, 89507), (869, 33269), (1133, 25517), (1343, 21527), (1501, 19261), (1751, 16511), (1957, 14773), (3553, 8137)]