201694437

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 356818176

約数和(自身を除く): 155123739

約数列:

[1, 3, 7, 9, 21, 37, 47, 49, 63, 111, 141, 147, 259, 263, 329, 333, 423, 441, 777, 789, 987, 1739, 1813, 1841, 2303, 2331, 2367, 2961, 5217, 5439, 5523, 6909, 9731, 12173, 12361, 12887, 15651, 16317, 16569, 20727, 29193, 36519, 37083, 38661, 68117, 85211, 86527, 87579, 109557, 111249, 115983, 204351, 255633, 259581, 457357, 476819, 605689, 613053, 766899, 778743, 1372071, 1430457, 1817067, 3201499, 4116213, 4291371, 5451201, 9604497, 22410493, 28813491, 67231479, 201694437]

約数ペア:

[(1, 201694437), (3, 67231479), (7, 28813491), (9, 22410493), (21, 9604497), (37, 5451201), (47, 4291371), (49, 4116213), (63, 3201499), (111, 1817067), (141, 1430457), (147, 1372071), (259, 778743), (263, 766899), (329, 613053), (333, 605689), (423, 476819), (441, 457357), (777, 259581), (789, 255633), (987, 204351), (1739, 115983), (1813, 111249), (1841, 109557), (2303, 87579), (2331, 86527), (2367, 85211), (2961, 68117), (5217, 38661), (5439, 37083), (5523, 36519), (6909, 29193), (9731, 20727), (12173, 16569), (12361, 16317), (12887, 15651)]