30744279

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 40

約数和(自身を含む): 49397040

約数和(自身を除く): 18652761

約数列:

[1, 3, 9, 17, 27, 51, 81, 83, 153, 249, 269, 459, 747, 807, 1377, 1411, 2241, 2421, 4233, 4573, 6723, 7263, 12699, 13719, 21789, 22327, 38097, 41157, 66981, 114291, 123471, 200943, 370413, 379559, 602829, 1138677, 1808487, 3416031, 10248093, 30744279]

約数ペア:

[(1, 30744279), (3, 10248093), (9, 3416031), (17, 1808487), (27, 1138677), (51, 602829), (81, 379559), (83, 370413), (153, 200943), (249, 123471), (269, 114291), (459, 66981), (747, 41157), (807, 38097), (1377, 22327), (1411, 21789), (2241, 13719), (2421, 12699), (4233, 7263), (4573, 6723)]