156965319

素因数分解:

$3^2\times 7^1\times {\mathrm{1187}}^1\times {\mathrm{2099}}^1$

素因数の和:3299

約数の個数: 24

約数和(自身を含む): 259459200

約数和(自身を除く): 102493881

約数列:

[1, 3, 7, 9, 21, 63, 1187, 2099, 3561, 6297, 8309, 10683, 14693, 18891, 24927, 44079, 74781, 132237, 2491513, 7474539, 17440591, 22423617, 52321773, 156965319]

約数ペア:

[(1, 156965319), (3, 52321773), (7, 22423617), (9, 17440591), (21, 7474539), (63, 2491513), (1187, 132237), (2099, 74781), (3561, 44079), (6297, 24927), (8309, 18891), (10683, 14693)]