28358241

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 42147840

約数和(自身を除く): 13789599

約数列:

[1, 3, 19, 23, 57, 69, 97, 223, 291, 437, 669, 1311, 1843, 2231, 4237, 5129, 5529, 6693, 12711, 15387, 21631, 42389, 64893, 97451, 127167, 292353, 410989, 497513, 1232967, 1492539, 9452747, 28358241]

約数ペア:

[(1, 28358241), (3, 9452747), (19, 1492539), (23, 1232967), (57, 497513), (69, 410989), (97, 292353), (223, 127167), (291, 97451), (437, 64893), (669, 42389), (1311, 21631), (1843, 15387), (2231, 12711), (4237, 6693), (5129, 5529)]