268737273

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{647}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 469048320

約数和(自身を除く): 200311047

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 347, 399, 647, 1041, 1197, 1941, 2429, 3123, 4529, 5823, 6593, 7287, 12293, 13587, 19779, 21861, 36879, 40761, 46151, 59337, 86051, 110637, 138453, 224509, 258153, 415359, 673527, 774459, 1571563, 2020581, 4265671, 4714689, 12797013, 14144067, 29859697, 38391039, 89579091, 268737273]

約数ペア:

[(1, 268737273), (3, 89579091), (7, 38391039), (9, 29859697), (19, 14144067), (21, 12797013), (57, 4714689), (63, 4265671), (133, 2020581), (171, 1571563), (347, 774459), (399, 673527), (647, 415359), (1041, 258153), (1197, 224509), (1941, 138453), (2429, 110637), (3123, 86051), (4529, 59337), (5823, 46151), (6593, 40761), (7287, 36879), (12293, 21861), (13587, 19779)]