212504705

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{953}}^1$

素因数の和:1265

約数の個数: 32

約数和(自身を含む): 305524224

約数和(自身を除く): 93019519

約数列:

[1, 5, 7, 23, 35, 115, 161, 277, 805, 953, 1385, 1939, 4765, 6371, 6671, 9695, 21919, 31855, 33355, 44597, 109595, 153433, 222985, 263981, 767165, 1319905, 1847867, 6071563, 9239335, 30357815, 42500941, 212504705]

約数ペア:

[(1, 212504705), (5, 42500941), (7, 30357815), (23, 9239335), (35, 6071563), (115, 1847867), (161, 1319905), (277, 767165), (805, 263981), (953, 222985), (1385, 153433), (1939, 109595), (4765, 44597), (6371, 33355), (6671, 31855), (9695, 21919)]