213555078

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1482

約数の個数: 72

約数和(自身を含む): 516127248

約数和(自身を除く): 302572170

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 71, 99, 121, 142, 198, 213, 242, 363, 426, 639, 726, 781, 1089, 1278, 1381, 1562, 2178, 2343, 2762, 4143, 4686, 7029, 8286, 8591, 12429, 14058, 15191, 17182, 24858, 25773, 30382, 45573, 51546, 77319, 91146, 98051, 136719, 154638, 167101, 196102, 273438, 294153, 334202, 501303, 588306, 882459, 1002606, 1078561, 1503909, 1764918, 2157122, 3007818, 3235683, 6471366, 9707049, 11864171, 19414098, 23728342, 35592513, 71185026, 106777539, 213555078]

約数ペア:

[(1, 213555078), (2, 106777539), (3, 71185026), (6, 35592513), (9, 23728342), (11, 19414098), (18, 11864171), (22, 9707049), (33, 6471366), (66, 3235683), (71, 3007818), (99, 2157122), (121, 1764918), (142, 1503909), (198, 1078561), (213, 1002606), (242, 882459), (363, 588306), (426, 501303), (639, 334202), (726, 294153), (781, 273438), (1089, 196102), (1278, 167101), (1381, 154638), (1562, 136719), (2178, 98051), (2343, 91146), (2762, 77319), (4143, 51546), (4686, 45573), (7029, 30382), (8286, 25773), (8591, 24858), (12429, 17182), (14058, 15191)]