30919413

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{337}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 50229504

約数和(自身を除く): 19310091

約数列:

[1, 3, 7, 17, 21, 51, 119, 257, 337, 357, 771, 1011, 1799, 2359, 4369, 5397, 5729, 7077, 13107, 17187, 30583, 40103, 86609, 91749, 120309, 259827, 606263, 1472353, 1818789, 4417059, 10306471, 30919413]

約数ペア:

[(1, 30919413), (3, 10306471), (7, 4417059), (17, 1818789), (21, 1472353), (51, 606263), (119, 259827), (257, 120309), (337, 91749), (357, 86609), (771, 40103), (1011, 30583), (1799, 17187), (2359, 13107), (4369, 7077), (5397, 5729)]