204521757

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4129}}^1$

素因数の和:4241

約数の個数: 32

約数和(自身を含む): 317184000

約数和(自身を除く): 112662243

約数列:

[1, 3, 11, 19, 33, 57, 79, 209, 237, 627, 869, 1501, 2607, 4129, 4503, 12387, 16511, 45419, 49533, 78451, 136257, 235353, 326191, 862961, 978573, 2588883, 3588101, 6197629, 10764303, 18592887, 68173919, 204521757]

約数ペア:

[(1, 204521757), (3, 68173919), (11, 18592887), (19, 10764303), (33, 6197629), (57, 3588101), (79, 2588883), (209, 978573), (237, 862961), (627, 326191), (869, 235353), (1501, 136257), (2607, 78451), (4129, 49533), (4503, 45419), (12387, 16511)]