199946136

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{640853}}^1$

素因数の和:640875

約数の個数: 32

約数和(自身を含む): 538317360

約数和(自身を除く): 338371224

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 640853, 1281706, 1922559, 2563412, 3845118, 5126824, 7690236, 8331089, 15380472, 16662178, 24993267, 33324356, 49986534, 66648712, 99973068, 199946136]

約数ペア:

[(1, 199946136), (2, 99973068), (3, 66648712), (4, 49986534), (6, 33324356), (8, 24993267), (12, 16662178), (13, 15380472), (24, 8331089), (26, 7690236), (39, 5126824), (52, 3845118), (78, 2563412), (104, 1922559), (156, 1281706), (312, 640853)]