31428485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 42844032

約数和(自身を除く): 11415547

約数列:

[1, 5, 11, 43, 55, 97, 137, 215, 473, 485, 685, 1067, 1507, 2365, 4171, 5335, 5891, 7535, 13289, 20855, 29455, 45881, 64801, 66445, 146179, 229405, 324005, 571427, 730895, 2857135, 6285697, 31428485]

約数ペア:

[(1, 31428485), (5, 6285697), (11, 2857135), (43, 730895), (55, 571427), (97, 324005), (137, 229405), (215, 146179), (473, 66445), (485, 64801), (685, 45881), (1067, 29455), (1507, 20855), (2365, 13289), (4171, 7535), (5335, 5891)]