258387770879

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{7855403}}^1$

素因数の和:7855574

約数の個数: 16

約数和(自身を含む): 305669480448

約数和(自身を除く): 47281709569

約数列:

[1, 7, 37, 127, 259, 889, 4699, 32893, 7855403, 54987821, 290649911, 997636181, 2034549377, 6983453267, 36912538697, 258387770879]

約数ペア:

[(1, 258387770879), (7, 36912538697), (37, 6983453267), (127, 2034549377), (259, 997636181), (889, 290649911), (4699, 54987821), (32893, 7855403)]