13997205

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 28226880

約数和(自身を除く): 14229675

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 81, 85, 95, 107, 135, 153, 171, 255, 285, 321, 323, 405, 459, 513, 535, 765, 855, 963, 969, 1377, 1539, 1605, 1615, 1819, 2033, 2295, 2565, 2889, 2907, 4815, 4845, 5457, 6099, 6885, 7695, 8667, 8721, 9095, 10165, 14445, 14535, 16371, 18297, 26163, 27285, 30495, 34561, 43335, 43605, 49113, 54891, 81855, 91485, 103683, 130815, 147339, 164673, 172805, 245565, 274455, 311049, 518415, 736695, 823365, 933147, 1555245, 2799441, 4665735, 13997205]

約数ペア:

[(1, 13997205), (3, 4665735), (5, 2799441), (9, 1555245), (15, 933147), (17, 823365), (19, 736695), (27, 518415), (45, 311049), (51, 274455), (57, 245565), (81, 172805), (85, 164673), (95, 147339), (107, 130815), (135, 103683), (153, 91485), (171, 81855), (255, 54891), (285, 49113), (321, 43605), (323, 43335), (405, 34561), (459, 30495), (513, 27285), (535, 26163), (765, 18297), (855, 16371), (963, 14535), (969, 14445), (1377, 10165), (1539, 9095), (1605, 8721), (1615, 8667), (1819, 7695), (2033, 6885), (2295, 6099), (2565, 5457), (2889, 4845), (2907, 4815)]