561448888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70111}}^1$

素因数の和:70148

約数の個数: 64

約数和(自身を含む): 1413457920

約数和(自身を除く): 852009032

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 70111, 140222, 280444, 490777, 560888, 771221, 911443, 981554, 1542442, 1822886, 1963108, 3084884, 3645772, 3926216, 5398547, 6169768, 6380101, 7291544, 10025873, 10797094, 12760202, 20051746, 21594188, 25520404, 40103492, 43188376, 51040808, 70181111, 80206984, 140362222, 280724444, 561448888]

約数ペア:

[(1, 561448888), (2, 280724444), (4, 140362222), (7, 80206984), (8, 70181111), (11, 51040808), (13, 43188376), (14, 40103492), (22, 25520404), (26, 21594188), (28, 20051746), (44, 12760202), (52, 10797094), (56, 10025873), (77, 7291544), (88, 6380101), (91, 6169768), (104, 5398547), (143, 3926216), (154, 3645772), (182, 3084884), (286, 1963108), (308, 1822886), (364, 1542442), (572, 981554), (616, 911443), (728, 771221), (1001, 560888), (1144, 490777), (2002, 280444), (4004, 140222), (8008, 70111)]