225518986

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 440745984

約数和(自身を除く): 215226998

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 97, 154, 194, 217, 341, 434, 487, 679, 682, 974, 1067, 1358, 2134, 2387, 3007, 3409, 4774, 5357, 6014, 6818, 7469, 10714, 14938, 15097, 21049, 30194, 33077, 37499, 42098, 47239, 66154, 74998, 94478, 105679, 166067, 211358, 231539, 330673, 332134, 463078, 519629, 661346, 1039258, 1162469, 1464409, 2324938, 2928818, 3637403, 7274806, 10250863, 16108499, 20501726, 32216998, 112759493, 225518986]

約数ペア:

[(1, 225518986), (2, 112759493), (7, 32216998), (11, 20501726), (14, 16108499), (22, 10250863), (31, 7274806), (62, 3637403), (77, 2928818), (97, 2324938), (154, 1464409), (194, 1162469), (217, 1039258), (341, 661346), (434, 519629), (487, 463078), (679, 332134), (682, 330673), (974, 231539), (1067, 211358), (1358, 166067), (2134, 105679), (2387, 94478), (3007, 74998), (3409, 66154), (4774, 47239), (5357, 42098), (6014, 37499), (6818, 33077), (7469, 30194), (10714, 21049), (14938, 15097)]