123420759

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{601}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 210825216

約数和(自身を除く): 87404457

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 127, 147, 231, 381, 539, 601, 889, 1397, 1617, 1803, 2667, 4191, 4207, 6223, 6611, 9779, 12621, 18669, 19833, 29337, 29449, 46277, 68453, 76327, 88347, 138831, 205359, 228981, 323939, 534289, 839597, 971817, 1602867, 2518791, 3740023, 5877179, 11220069, 17631537, 41140253, 123420759]

約数ペア:

[(1, 123420759), (3, 41140253), (7, 17631537), (11, 11220069), (21, 5877179), (33, 3740023), (49, 2518791), (77, 1602867), (127, 971817), (147, 839597), (231, 534289), (381, 323939), (539, 228981), (601, 205359), (889, 138831), (1397, 88347), (1617, 76327), (1803, 68453), (2667, 46277), (4191, 29449), (4207, 29337), (6223, 19833), (6611, 18669), (9779, 12621)]