1279647556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{3919}}^1$

素因数の和:4156

約数の個数: 48

約数和(自身を含む): 2517016320

約数和(自身を除く): 1237368764

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 181, 362, 451, 724, 902, 1804, 1991, 3919, 3982, 7421, 7838, 7964, 14842, 15676, 29684, 43109, 81631, 86218, 160679, 163262, 172436, 321358, 326524, 642716, 709339, 1418678, 1767469, 2837356, 3534938, 7069876, 7802729, 15605458, 29082899, 31210916, 58165798, 116331596, 319911889, 639823778, 1279647556]

約数ペア:

[(1, 1279647556), (2, 639823778), (4, 319911889), (11, 116331596), (22, 58165798), (41, 31210916), (44, 29082899), (82, 15605458), (164, 7802729), (181, 7069876), (362, 3534938), (451, 2837356), (724, 1767469), (902, 1418678), (1804, 709339), (1991, 642716), (3919, 326524), (3982, 321358), (7421, 172436), (7838, 163262), (7964, 160679), (14842, 86218), (15676, 81631), (29684, 43109)]