1331136590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{613427}}^1$

素因数の和:613472

約数の個数: 32

約数和(自身を含む): 2826676224

約数和(自身を除く): 1495539634

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 613427, 1226854, 3067135, 4293989, 6134270, 8587978, 19016237, 21469945, 38032474, 42939890, 95081185, 133113659, 190162370, 266227318, 665568295, 1331136590]

約数ペア:

[(1, 1331136590), (2, 665568295), (5, 266227318), (7, 190162370), (10, 133113659), (14, 95081185), (31, 42939890), (35, 38032474), (62, 21469945), (70, 19016237), (155, 8587978), (217, 6134270), (310, 4293989), (434, 3067135), (1085, 1226854), (2170, 613427)]