155421855

素因数分解:

$3^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1747}}^1$

素因数の和:2420

約数の個数: 32

約数和(自身を含む): 276883200

約数和(自身を除く): 121461345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 659, 1747, 1977, 3295, 5241, 5931, 8735, 9885, 15723, 17793, 26205, 29655, 47169, 78615, 88965, 235845, 1151273, 3453819, 5756365, 10361457, 17269095, 31084371, 51807285, 155421855]

約数ペア:

[(1, 155421855), (3, 51807285), (5, 31084371), (9, 17269095), (15, 10361457), (27, 5756365), (45, 3453819), (135, 1151273), (659, 235845), (1747, 88965), (1977, 78615), (3295, 47169), (5241, 29655), (5931, 26205), (8735, 17793), (9885, 15723)]