313639768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{9697}}^1$

素因数の和:10027

約数の個数: 32

約数和(自身を含む): 635412960

約数和(自身を除く): 321773192

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 311, 622, 1244, 2488, 4043, 8086, 9697, 16172, 19394, 32344, 38788, 77576, 126061, 252122, 504244, 1008488, 3015767, 6031534, 12063068, 24126136, 39204971, 78409942, 156819884, 313639768]

約数ペア:

[(1, 313639768), (2, 156819884), (4, 78409942), (8, 39204971), (13, 24126136), (26, 12063068), (52, 6031534), (104, 3015767), (311, 1008488), (622, 504244), (1244, 252122), (2488, 126061), (4043, 77576), (8086, 38788), (9697, 32344), (16172, 19394)]