491729199

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{3727}}^1$

素因数の和:3959

約数の個数: 32

約数和(自身を含む): 751564800

約数和(自身を除く): 259835601

約数列:

[1, 3, 13, 17, 39, 51, 199, 221, 597, 663, 2587, 3383, 3727, 7761, 10149, 11181, 43979, 48451, 63359, 131937, 145353, 190077, 741673, 823667, 2225019, 2471001, 9641749, 12608441, 28925247, 37825323, 163909733, 491729199]

約数ペア:

[(1, 491729199), (3, 163909733), (13, 37825323), (17, 28925247), (39, 12608441), (51, 9641749), (199, 2471001), (221, 2225019), (597, 823667), (663, 741673), (2587, 190077), (3383, 145353), (3727, 131937), (7761, 63359), (10149, 48451), (11181, 43979)]