168458049

素因数分解:

$3^7\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 280558080

約数和(自身を除く): 112100031

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 197, 207, 243, 391, 459, 591, 621, 729, 1173, 1377, 1773, 1863, 2187, 3349, 3519, 4131, 4531, 5319, 5589, 10047, 10557, 12393, 13593, 15957, 16767, 30141, 31671, 37179, 40779, 47871, 50301, 77027, 90423, 95013, 122337, 143613, 231081, 271269, 285039, 367011, 430839, 693243, 813807, 855117, 1101033, 2079729, 2441421, 3303099, 6239187, 7324263, 9909297, 18717561, 56152683, 168458049]

約数ペア:

[(1, 168458049), (3, 56152683), (9, 18717561), (17, 9909297), (23, 7324263), (27, 6239187), (51, 3303099), (69, 2441421), (81, 2079729), (153, 1101033), (197, 855117), (207, 813807), (243, 693243), (391, 430839), (459, 367011), (591, 285039), (621, 271269), (729, 231081), (1173, 143613), (1377, 122337), (1773, 95013), (1863, 90423), (2187, 77027), (3349, 50301), (3519, 47871), (4131, 40779), (4531, 37179), (5319, 31671), (5589, 30141), (10047, 16767), (10557, 15957), (12393, 13593)]