1209208

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 3064320

約数和(自身を除く): 1855112

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 151, 154, 182, 286, 302, 308, 364, 572, 604, 616, 728, 1001, 1057, 1144, 1208, 1661, 1963, 2002, 2114, 3322, 3926, 4004, 4228, 6644, 7852, 8008, 8456, 11627, 13288, 13741, 15704, 21593, 23254, 27482, 43186, 46508, 54964, 86372, 93016, 109928, 151151, 172744, 302302, 604604, 1209208]

約数ペア:

[(1, 1209208), (2, 604604), (4, 302302), (7, 172744), (8, 151151), (11, 109928), (13, 93016), (14, 86372), (22, 54964), (26, 46508), (28, 43186), (44, 27482), (52, 23254), (56, 21593), (77, 15704), (88, 13741), (91, 13288), (104, 11627), (143, 8456), (151, 8008), (154, 7852), (182, 6644), (286, 4228), (302, 4004), (308, 3926), (364, 3322), (572, 2114), (604, 2002), (616, 1963), (728, 1661), (1001, 1208), (1057, 1144)]