156921288741

素因数分解:

$3^4\times 7^1\times {\mathrm{307}}^1\times {\mathrm{901489}}^1$

素因数の和:901815

約数の個数: 40

約数和(自身を含む): 268773834560

約数和(自身を除く): 111852545819

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 307, 567, 921, 2149, 2763, 6447, 8289, 19341, 24867, 58023, 174069, 901489, 2704467, 6310423, 8113401, 18931269, 24340203, 56793807, 73020609, 170381421, 276757123, 511144263, 830271369, 1937299861, 2490814107, 5811899583, 7472442321, 17435698749, 22417326963, 52307096247, 156921288741]

約数ペア:

[(1, 156921288741), (3, 52307096247), (7, 22417326963), (9, 17435698749), (21, 7472442321), (27, 5811899583), (63, 2490814107), (81, 1937299861), (189, 830271369), (307, 511144263), (567, 276757123), (921, 170381421), (2149, 73020609), (2763, 56793807), (6447, 24340203), (8289, 18931269), (19341, 8113401), (24867, 6310423), (58023, 2704467), (174069, 901489)]