121275385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 194918400

約数和(自身を除く): 73643015

約数列:

[1, 5, 7, 11, 19, 35, 55, 59, 77, 95, 133, 209, 281, 295, 385, 413, 649, 665, 1045, 1121, 1405, 1463, 1967, 2065, 3091, 3245, 4543, 5339, 5605, 7315, 7847, 9835, 12331, 15455, 16579, 21637, 22715, 26695, 37373, 39235, 58729, 61655, 82895, 86317, 108185, 116053, 182369, 186865, 293645, 315001, 411103, 431585, 580265, 911845, 1276583, 1575005, 2055515, 2205007, 3465011, 6382915, 11025035, 17325055, 24255077, 121275385]

約数ペア:

[(1, 121275385), (5, 24255077), (7, 17325055), (11, 11025035), (19, 6382915), (35, 3465011), (55, 2205007), (59, 2055515), (77, 1575005), (95, 1276583), (133, 911845), (209, 580265), (281, 431585), (295, 411103), (385, 315001), (413, 293645), (649, 186865), (665, 182369), (1045, 116053), (1121, 108185), (1405, 86317), (1463, 82895), (1967, 61655), (2065, 58729), (3091, 39235), (3245, 37373), (4543, 26695), (5339, 22715), (5605, 21637), (7315, 16579), (7847, 15455), (9835, 12331)]