661107195

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1259}}^1\times {\mathrm{1667}}^1$

素因数の和:2944

約数の個数: 48

約数和(自身を含む): 1311448320

約数和(自身を除く): 650341125

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1259, 1667, 3777, 5001, 6295, 8335, 8813, 11331, 11669, 15003, 18885, 25005, 26439, 35007, 44065, 56655, 58345, 75015, 79317, 105021, 132195, 175035, 396585, 525105, 2098753, 6296259, 10493765, 14691271, 18888777, 31481295, 44073813, 73456355, 94443885, 132221439, 220369065, 661107195]

約数ペア:

[(1, 661107195), (3, 220369065), (5, 132221439), (7, 94443885), (9, 73456355), (15, 44073813), (21, 31481295), (35, 18888777), (45, 14691271), (63, 10493765), (105, 6296259), (315, 2098753), (1259, 525105), (1667, 396585), (3777, 175035), (5001, 132195), (6295, 105021), (8335, 79317), (8813, 75015), (11331, 58345), (11669, 56655), (15003, 44065), (18885, 35007), (25005, 26439)]