65891715

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5639}}^1$

素因数の和:5707

約数の個数: 32

約数和(自身を含む): 113702400

約数和(自身を除く): 47810685

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 5639, 11685, 16917, 28195, 84585, 107141, 231199, 321423, 535705, 693597, 1155995, 1607115, 3467985, 4392781, 13178343, 21963905, 65891715]

約数ペア:

[(1, 65891715), (3, 21963905), (5, 13178343), (15, 4392781), (19, 3467985), (41, 1607115), (57, 1155995), (95, 693597), (123, 535705), (205, 321423), (285, 231199), (615, 107141), (779, 84585), (2337, 28195), (3895, 16917), (5639, 11685)]