30405537

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:411

約数の個数: 40

約数和(自身を含む): 48926592

約数和(自身を除く): 18521055

約数列:

[1, 3, 9, 17, 27, 51, 71, 81, 153, 213, 311, 459, 639, 933, 1207, 1377, 1917, 2799, 3621, 5287, 5751, 8397, 10863, 15861, 22081, 25191, 32589, 47583, 66243, 97767, 142749, 198729, 375377, 428247, 596187, 1126131, 1788561, 3378393, 10135179, 30405537]

約数ペア:

[(1, 30405537), (3, 10135179), (9, 3378393), (17, 1788561), (27, 1126131), (51, 596187), (71, 428247), (81, 375377), (153, 198729), (213, 142749), (311, 97767), (459, 66243), (639, 47583), (933, 32589), (1207, 25191), (1377, 22081), (1917, 15861), (2799, 10863), (3621, 8397), (5287, 5751)]