30281713

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 39813120

約数和(自身を除く): 9531407

約数列:

[1, 7, 11, 29, 71, 77, 191, 203, 319, 497, 781, 1337, 2059, 2101, 2233, 5467, 5539, 13561, 14413, 14707, 22649, 38773, 60929, 94927, 149171, 158543, 393269, 426503, 1044197, 2752883, 4325959, 30281713]

約数ペア:

[(1, 30281713), (7, 4325959), (11, 2752883), (29, 1044197), (71, 426503), (77, 393269), (191, 158543), (203, 149171), (319, 94927), (497, 60929), (781, 38773), (1337, 22649), (2059, 14707), (2101, 14413), (2233, 13561), (5467, 5539)]