221291290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{937}}^1$

素因数の和:1087

約数の個数: 64

約数和(自身を含む): 461946240

約数和(自身を除く): 240654950

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 113, 190, 209, 226, 418, 565, 937, 1045, 1130, 1243, 1874, 2090, 2147, 2486, 4294, 4685, 6215, 9370, 10307, 10735, 12430, 17803, 20614, 21470, 23617, 35606, 47234, 51535, 89015, 103070, 105881, 118085, 178030, 195833, 211762, 236170, 391666, 529405, 979165, 1058810, 1164691, 1958330, 2011739, 2329382, 4023478, 5823455, 10058695, 11646910, 20117390, 22129129, 44258258, 110645645, 221291290]

約数ペア:

[(1, 221291290), (2, 110645645), (5, 44258258), (10, 22129129), (11, 20117390), (19, 11646910), (22, 10058695), (38, 5823455), (55, 4023478), (95, 2329382), (110, 2011739), (113, 1958330), (190, 1164691), (209, 1058810), (226, 979165), (418, 529405), (565, 391666), (937, 236170), (1045, 211762), (1130, 195833), (1243, 178030), (1874, 118085), (2090, 105881), (2147, 103070), (2486, 89015), (4294, 51535), (4685, 47234), (6215, 35606), (9370, 23617), (10307, 21470), (10735, 20614), (12430, 17803)]