31330145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4283}}^1$

素因数の和:4325

約数の個数: 32

約数和(自身を含む): 49351680

約数和(自身を除く): 18021535

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 4283, 7315, 21415, 29981, 47113, 81377, 149905, 235565, 329791, 406885, 569639, 895147, 1648955, 2848195, 4475735, 6266029, 31330145]

約数ペア:

[(1, 31330145), (5, 6266029), (7, 4475735), (11, 2848195), (19, 1648955), (35, 895147), (55, 569639), (77, 406885), (95, 329791), (133, 235565), (209, 149905), (385, 81377), (665, 47113), (1045, 29981), (1463, 21415), (4283, 7315)]