25987518

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 57822336

約数和(自身を除く): 31834818

約数列:

[1, 2, 3, 6, 9, 18, 103, 107, 131, 206, 214, 262, 309, 321, 393, 618, 642, 786, 927, 963, 1179, 1854, 1926, 2358, 11021, 13493, 14017, 22042, 26986, 28034, 33063, 40479, 42051, 66126, 80958, 84102, 99189, 121437, 126153, 198378, 242874, 252306, 1443751, 2887502, 4331253, 8662506, 12993759, 25987518]

約数ペア:

[(1, 25987518), (2, 12993759), (3, 8662506), (6, 4331253), (9, 2887502), (18, 1443751), (103, 252306), (107, 242874), (131, 198378), (206, 126153), (214, 121437), (262, 99189), (309, 84102), (321, 80958), (393, 66126), (618, 42051), (642, 40479), (786, 33063), (927, 28034), (963, 26986), (1179, 22042), (1854, 14017), (1926, 13493), (2358, 11021)]