312188734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{787}}^1$

素因数の和:905

約数の個数: 64

約数和(自身を含む): 587784960

約数和(自身を除く): 275596226

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 73, 143, 146, 209, 247, 286, 418, 494, 787, 803, 949, 1387, 1574, 1606, 1898, 2717, 2774, 5434, 8657, 10231, 10439, 14953, 15257, 17314, 18031, 20462, 20878, 29906, 30514, 36062, 57451, 112541, 114902, 164483, 194389, 198341, 225082, 328966, 388778, 396682, 631961, 746863, 1091569, 1263922, 1493726, 2138279, 2183138, 4276558, 8215493, 12007259, 14190397, 16430986, 24014518, 28380794, 156094367, 312188734]

約数ペア:

[(1, 312188734), (2, 156094367), (11, 28380794), (13, 24014518), (19, 16430986), (22, 14190397), (26, 12007259), (38, 8215493), (73, 4276558), (143, 2183138), (146, 2138279), (209, 1493726), (247, 1263922), (286, 1091569), (418, 746863), (494, 631961), (787, 396682), (803, 388778), (949, 328966), (1387, 225082), (1574, 198341), (1606, 194389), (1898, 164483), (2717, 114902), (2774, 112541), (5434, 57451), (8657, 36062), (10231, 30514), (10439, 29906), (14953, 20878), (15257, 20462), (17314, 18031)]