2809778888

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{2137}}^1$

素因数の和:2646

約数の個数: 64

約数和(自身を含む): 6151282560

約数和(自身を除く): 3341503672

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 443, 742, 886, 1484, 1772, 2137, 2968, 3101, 3544, 4274, 6202, 8548, 12404, 14959, 17096, 23479, 24808, 29918, 46958, 59836, 93916, 113261, 119672, 164353, 187832, 226522, 328706, 453044, 657412, 792827, 906088, 946691, 1314824, 1585654, 1893382, 3171308, 3786764, 6342616, 6626837, 7573528, 13253674, 26507348, 50174623, 53014696, 100349246, 200698492, 351222361, 401396984, 702444722, 1404889444, 2809778888]

約数ペア:

[(1, 2809778888), (2, 1404889444), (4, 702444722), (7, 401396984), (8, 351222361), (14, 200698492), (28, 100349246), (53, 53014696), (56, 50174623), (106, 26507348), (212, 13253674), (371, 7573528), (424, 6626837), (443, 6342616), (742, 3786764), (886, 3171308), (1484, 1893382), (1772, 1585654), (2137, 1314824), (2968, 946691), (3101, 906088), (3544, 792827), (4274, 657412), (6202, 453044), (8548, 328706), (12404, 226522), (14959, 187832), (17096, 164353), (23479, 119672), (24808, 113261), (29918, 93916), (46958, 59836)]