71348949

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 131459328

約数和(自身を除く): 60110379

約数列:

[1, 3, 7, 9, 17, 21, 31, 49, 51, 63, 93, 119, 147, 153, 217, 279, 307, 357, 441, 527, 651, 833, 921, 1071, 1519, 1581, 1953, 2149, 2499, 2763, 3689, 4557, 4743, 5219, 6447, 7497, 9517, 11067, 13671, 15043, 15657, 19341, 25823, 28551, 33201, 36533, 45129, 46971, 66619, 77469, 85653, 109599, 135387, 161789, 199857, 232407, 255731, 328797, 466333, 485367, 599571, 767193, 1132523, 1398999, 1456101, 2301579, 3397569, 4196997, 7927661, 10192707, 23782983, 71348949]

約数ペア:

[(1, 71348949), (3, 23782983), (7, 10192707), (9, 7927661), (17, 4196997), (21, 3397569), (31, 2301579), (49, 1456101), (51, 1398999), (63, 1132523), (93, 767193), (119, 599571), (147, 485367), (153, 466333), (217, 328797), (279, 255731), (307, 232407), (357, 199857), (441, 161789), (527, 135387), (651, 109599), (833, 85653), (921, 77469), (1071, 66619), (1519, 46971), (1581, 45129), (1953, 36533), (2149, 33201), (2499, 28551), (2763, 25823), (3689, 19341), (4557, 15657), (4743, 15043), (5219, 13671), (6447, 11067), (7497, 9517)]