9978668

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12289}}^1$

素因数の和:12329

約数の個数: 24

約数和(自身を含む): 20647200

約数和(自身を除く): 10668532

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 12289, 24578, 49156, 86023, 172046, 344092, 356381, 712762, 1425524, 2494667, 4989334, 9978668]

約数ペア:

[(1, 9978668), (2, 4989334), (4, 2494667), (7, 1425524), (14, 712762), (28, 356381), (29, 344092), (58, 172046), (116, 86023), (203, 49156), (406, 24578), (812, 12289)]