211855896

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{420349}}^1$

素因数の和:420368

約数の個数: 48

約数和(自身を含む): 655746000

約数和(自身を除く): 443890104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 420349, 840698, 1261047, 1681396, 2522094, 2942443, 3362792, 3783141, 5044188, 5884886, 7566282, 8827329, 10088376, 11769772, 15132564, 17654658, 23539544, 26481987, 30265128, 35309316, 52963974, 70618632, 105927948, 211855896]

約数ペア:

[(1, 211855896), (2, 105927948), (3, 70618632), (4, 52963974), (6, 35309316), (7, 30265128), (8, 26481987), (9, 23539544), (12, 17654658), (14, 15132564), (18, 11769772), (21, 10088376), (24, 8827329), (28, 7566282), (36, 5884886), (42, 5044188), (56, 3783141), (63, 3362792), (72, 2942443), (84, 2522094), (126, 1681396), (168, 1261047), (252, 840698), (504, 420349)]