8961141

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 14786560

約数和(自身を除く): 5825419

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 607, 703, 777, 1821, 2109, 4249, 4921, 11533, 12747, 14763, 22459, 34599, 67377, 80731, 157213, 242193, 426721, 471639, 1280163, 2987047, 8961141]

約数ペア:

[(1, 8961141), (3, 2987047), (7, 1280163), (19, 471639), (21, 426721), (37, 242193), (57, 157213), (111, 80731), (133, 67377), (259, 34599), (399, 22459), (607, 14763), (703, 12747), (777, 11533), (1821, 4921), (2109, 4249)]