219993488

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{8741}}^1$

素因数の和:8784

約数の個数: 60

約数和(自身を含む): 504605724

約数和(自身を除く): 284612236

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 484, 572, 968, 1144, 1573, 1936, 2288, 3146, 6292, 8741, 12584, 17482, 25168, 34964, 69928, 96151, 113633, 139856, 192302, 227266, 384604, 454532, 769208, 909064, 1057661, 1249963, 1538416, 1818128, 2115322, 2499926, 4230644, 4999852, 8461288, 9999704, 13749593, 16922576, 19999408, 27499186, 54998372, 109996744, 219993488]

約数ペア:

[(1, 219993488), (2, 109996744), (4, 54998372), (8, 27499186), (11, 19999408), (13, 16922576), (16, 13749593), (22, 9999704), (26, 8461288), (44, 4999852), (52, 4230644), (88, 2499926), (104, 2115322), (121, 1818128), (143, 1538416), (176, 1249963), (208, 1057661), (242, 909064), (286, 769208), (484, 454532), (572, 384604), (968, 227266), (1144, 192302), (1573, 139856), (1936, 113633), (2288, 96151), (3146, 69928), (6292, 34964), (8741, 25168), (12584, 17482)]