201855705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 360972288

約数和(自身を除く): 159116583

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 127, 255, 271, 345, 381, 391, 635, 813, 1173, 1355, 1905, 1955, 2159, 2921, 4065, 4607, 5865, 6233, 6477, 8763, 10795, 13821, 14605, 18699, 23035, 31165, 32385, 34417, 43815, 49657, 69105, 93495, 103251, 105961, 148971, 172085, 248285, 317883, 516255, 529805, 585089, 744855, 791591, 1589415, 1755267, 2374773, 2925445, 3957955, 8776335, 11873865, 13457047, 40371141, 67285235, 201855705]

約数ペア:

[(1, 201855705), (3, 67285235), (5, 40371141), (15, 13457047), (17, 11873865), (23, 8776335), (51, 3957955), (69, 2925445), (85, 2374773), (115, 1755267), (127, 1589415), (255, 791591), (271, 744855), (345, 585089), (381, 529805), (391, 516255), (635, 317883), (813, 248285), (1173, 172085), (1355, 148971), (1905, 105961), (1955, 103251), (2159, 93495), (2921, 69105), (4065, 49657), (4607, 43815), (5865, 34417), (6233, 32385), (6477, 31165), (8763, 23035), (10795, 18699), (13821, 14605)]