51719668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12917}}^1$

素因数の和:12952

約数の個数: 48

約数和(自身を含む): 121532544

約数和(自身を除く): 69812876

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 12917, 25834, 51668, 90419, 142087, 167921, 180838, 284174, 335842, 361676, 568348, 671684, 994609, 1175447, 1847131, 1989218, 2350894, 3694262, 3978436, 4701788, 7388524, 12929917, 25859834, 51719668]

約数ペア:

[(1, 51719668), (2, 25859834), (4, 12929917), (7, 7388524), (11, 4701788), (13, 3978436), (14, 3694262), (22, 2350894), (26, 1989218), (28, 1847131), (44, 1175447), (52, 994609), (77, 671684), (91, 568348), (143, 361676), (154, 335842), (182, 284174), (286, 180838), (308, 167921), (364, 142087), (572, 90419), (1001, 51668), (2002, 25834), (4004, 12917)]