205476516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4139}}^1$

素因数の和:4353

約数の個数: 72

約数和(自身を含む): 596756160

約数和(自身を除く): 391279644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 394, 591, 788, 1182, 1379, 1773, 2364, 2758, 3546, 4137, 4139, 5516, 7092, 8274, 8278, 12411, 12417, 16548, 16556, 24822, 24834, 28973, 37251, 49644, 49668, 57946, 74502, 86919, 115892, 149004, 173838, 260757, 347676, 521514, 815383, 1043028, 1630766, 2446149, 3261532, 4892298, 5707681, 7338447, 9784596, 11415362, 14676894, 17123043, 22830724, 29353788, 34246086, 51369129, 68492172, 102738258, 205476516]

約数ペア:

[(1, 205476516), (2, 102738258), (3, 68492172), (4, 51369129), (6, 34246086), (7, 29353788), (9, 22830724), (12, 17123043), (14, 14676894), (18, 11415362), (21, 9784596), (28, 7338447), (36, 5707681), (42, 4892298), (63, 3261532), (84, 2446149), (126, 1630766), (197, 1043028), (252, 815383), (394, 521514), (591, 347676), (788, 260757), (1182, 173838), (1379, 149004), (1773, 115892), (2364, 86919), (2758, 74502), (3546, 57946), (4137, 49668), (4139, 49644), (5516, 37251), (7092, 28973), (8274, 24834), (8278, 24822), (12411, 16556), (12417, 16548)]