1271851756

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1\times {\mathrm{1999}}^1$

素因数の和:2774

約数の個数: 48

約数和(自身を含む): 2630656000

約数和(自身を除く): 1358804244

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 733, 868, 1466, 1999, 2932, 3998, 5131, 7996, 10262, 13993, 20524, 22723, 27986, 45446, 55972, 61969, 90892, 123938, 159061, 247876, 318122, 433783, 636244, 867566, 1465267, 1735132, 2930534, 5861068, 10256869, 20513738, 41027476, 45423277, 90846554, 181693108, 317962939, 635925878, 1271851756]

約数ペア:

[(1, 1271851756), (2, 635925878), (4, 317962939), (7, 181693108), (14, 90846554), (28, 45423277), (31, 41027476), (62, 20513738), (124, 10256869), (217, 5861068), (434, 2930534), (733, 1735132), (868, 1465267), (1466, 867566), (1999, 636244), (2932, 433783), (3998, 318122), (5131, 247876), (7996, 159061), (10262, 123938), (13993, 90892), (20524, 61969), (22723, 55972), (27986, 45446)]