28060557

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{947}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 45868032

約数和(自身を除く): 17807475

約数列:

[1, 3, 7, 17, 21, 51, 83, 119, 249, 357, 581, 947, 1411, 1743, 2841, 4233, 6629, 9877, 16099, 19887, 29631, 48297, 78601, 112693, 235803, 338079, 550207, 1336217, 1650621, 4008651, 9353519, 28060557]

約数ペア:

[(1, 28060557), (3, 9353519), (7, 4008651), (17, 1650621), (21, 1336217), (51, 550207), (83, 338079), (119, 235803), (249, 112693), (357, 78601), (581, 48297), (947, 29631), (1411, 19887), (1743, 16099), (2841, 9877), (4233, 6629)]