56581695

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2064

約数の個数: 48

約数和(自身を含む): 106704000

約数和(自身を除く): 50122305

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 333, 555, 629, 765, 1665, 1887, 1999, 3145, 5661, 5997, 9435, 9995, 17991, 28305, 29985, 33983, 73963, 89955, 101949, 169915, 221889, 305847, 369815, 509745, 665667, 1109445, 1257371, 1529235, 3328335, 3772113, 6286855, 11316339, 18860565, 56581695]

約数ペア:

[(1, 56581695), (3, 18860565), (5, 11316339), (9, 6286855), (15, 3772113), (17, 3328335), (37, 1529235), (45, 1257371), (51, 1109445), (85, 665667), (111, 509745), (153, 369815), (185, 305847), (255, 221889), (333, 169915), (555, 101949), (629, 89955), (765, 73963), (1665, 33983), (1887, 29985), (1999, 28305), (3145, 17991), (5661, 9995), (5997, 9435)]