561591569

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1427}}^1$

素因数の和:1733

約数の個数: 32

約数和(自身を含む): 740275200

約数和(自身を除く): 178683631

約数列:

[1, 7, 11, 19, 77, 133, 209, 269, 1427, 1463, 1883, 2959, 5111, 9989, 15697, 20713, 27113, 35777, 56221, 109879, 189791, 298243, 383863, 393547, 2087701, 2687041, 4222493, 7293397, 29557451, 51053779, 80227367, 561591569]

約数ペア:

[(1, 561591569), (7, 80227367), (11, 51053779), (19, 29557451), (77, 7293397), (133, 4222493), (209, 2687041), (269, 2087701), (1427, 393547), (1463, 383863), (1883, 298243), (2959, 189791), (5111, 109879), (9989, 56221), (15697, 35777), (20713, 27113)]