168520443

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 297077760

約数和(自身を除く): 128557317

約数列:

[1, 3, 7, 13, 19, 21, 39, 53, 57, 91, 133, 159, 247, 273, 371, 399, 613, 689, 741, 1007, 1113, 1729, 1839, 2067, 3021, 4291, 4823, 5187, 7049, 7969, 11647, 12873, 13091, 14469, 21147, 23907, 32489, 34941, 39273, 55783, 81529, 91637, 97467, 151411, 167349, 227423, 244587, 274911, 422357, 454233, 617291, 682269, 1059877, 1267071, 1851873, 2956499, 3179631, 4321037, 8024783, 8869497, 12963111, 24074349, 56173481, 168520443]

約数ペア:

[(1, 168520443), (3, 56173481), (7, 24074349), (13, 12963111), (19, 8869497), (21, 8024783), (39, 4321037), (53, 3179631), (57, 2956499), (91, 1851873), (133, 1267071), (159, 1059877), (247, 682269), (273, 617291), (371, 454233), (399, 422357), (613, 274911), (689, 244587), (741, 227423), (1007, 167349), (1113, 151411), (1729, 97467), (1839, 91637), (2067, 81529), (3021, 55783), (4291, 39273), (4823, 34941), (5187, 32489), (7049, 23907), (7969, 21147), (11647, 14469), (12873, 13091)]