68763981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1801}}^1$

素因数の和:1917

約数の個数: 32

約数和(自身を含む): 108984960

約数和(自身を除く): 40220979

約数列:

[1, 3, 11, 13, 33, 39, 89, 143, 267, 429, 979, 1157, 1801, 2937, 3471, 5403, 12727, 19811, 23413, 38181, 59433, 70239, 160289, 257543, 480867, 772629, 1763179, 2083757, 5289537, 6251271, 22921327, 68763981]

約数ペア:

[(1, 68763981), (3, 22921327), (11, 6251271), (13, 5289537), (33, 2083757), (39, 1763179), (89, 772629), (143, 480867), (267, 257543), (429, 160289), (979, 70239), (1157, 59433), (1801, 38181), (2937, 23413), (3471, 19811), (5403, 12727)]