7646289

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 12189696

約数和(自身を除く): 4543407

約数列:

[1, 3, 7, 21, 47, 61, 127, 141, 183, 329, 381, 427, 889, 987, 1281, 2667, 2867, 5969, 7747, 8601, 17907, 20069, 23241, 41783, 54229, 60207, 125349, 162687, 364109, 1092327, 2548763, 7646289]

約数ペア:

[(1, 7646289), (3, 2548763), (7, 1092327), (21, 364109), (47, 162687), (61, 125349), (127, 60207), (141, 54229), (183, 41783), (329, 23241), (381, 20069), (427, 17907), (889, 8601), (987, 7747), (1281, 5969), (2667, 2867)]