281291751

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42179}}^1$

素因数の和:42220

約数の個数: 32

約数和(自身を含む): 472416000

約数和(自身を除く): 191124249

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 6669, 42179, 126537, 379611, 548327, 801401, 1138833, 1644981, 2404203, 4934943, 7212609, 10418213, 14804829, 21637827, 31254639, 93763917, 281291751]

約数ペア:

[(1, 281291751), (3, 93763917), (9, 31254639), (13, 21637827), (19, 14804829), (27, 10418213), (39, 7212609), (57, 4934943), (117, 2404203), (171, 1644981), (247, 1138833), (351, 801401), (513, 548327), (741, 379611), (2223, 126537), (6669, 42179)]