199862271

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{479}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 341452800

約数和(自身を除く): 141590529

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 179, 259, 333, 479, 537, 777, 1253, 1437, 1611, 2331, 3353, 3759, 4311, 6623, 10059, 11277, 17723, 19869, 30177, 46361, 53169, 59607, 85741, 124061, 139083, 159507, 257223, 372183, 417249, 600187, 771669, 1116549, 1800561, 3172417, 5401683, 9517251, 22206919, 28551753, 66620757, 199862271]

約数ペア:

[(1, 199862271), (3, 66620757), (7, 28551753), (9, 22206919), (21, 9517251), (37, 5401683), (63, 3172417), (111, 1800561), (179, 1116549), (259, 771669), (333, 600187), (479, 417249), (537, 372183), (777, 257223), (1253, 159507), (1437, 139083), (1611, 124061), (2331, 85741), (3353, 59607), (3759, 53169), (4311, 46361), (6623, 30177), (10059, 19869), (11277, 17723)]