206564995

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5101}}^1$

素因数の和:5215

約数の個数: 32

約数和(自身を含む): 308568960

約数和(自身を除く): 102003965

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 1157, 3115, 5101, 5785, 8099, 25505, 35707, 40495, 66313, 178535, 331565, 453989, 464191, 2269945, 2320955, 3177923, 5901857, 15889615, 29509285, 41312999, 206564995]

約数ペア:

[(1, 206564995), (5, 41312999), (7, 29509285), (13, 15889615), (35, 5901857), (65, 3177923), (89, 2320955), (91, 2269945), (445, 464191), (455, 453989), (623, 331565), (1157, 178535), (3115, 66313), (5101, 40495), (5785, 35707), (8099, 25505)]