30992139

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:417

約数の個数: 40

約数和(自身を含む): 49867488

約数和(自身を除く): 18875349

約数列:

[1, 3, 9, 17, 27, 51, 71, 81, 153, 213, 317, 459, 639, 951, 1207, 1377, 1917, 2853, 3621, 5389, 5751, 8559, 10863, 16167, 22507, 25677, 32589, 48501, 67521, 97767, 145503, 202563, 382619, 436509, 607689, 1147857, 1823067, 3443571, 10330713, 30992139]

約数ペア:

[(1, 30992139), (3, 10330713), (9, 3443571), (17, 1823067), (27, 1147857), (51, 607689), (71, 436509), (81, 382619), (153, 202563), (213, 145503), (317, 97767), (459, 67521), (639, 48501), (951, 32589), (1207, 25677), (1377, 22507), (1917, 16167), (2853, 10863), (3621, 8559), (5389, 5751)]