31009198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61283}}^1$

素因数の和:61319

約数の個数: 16

約数和(自身を含む): 52949376

約数和(自身を除く): 21940178

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 61283, 122566, 674113, 1348226, 1409509, 2819018, 15504599, 31009198]

約数ペア:

[(1, 31009198), (2, 15504599), (11, 2819018), (22, 1409509), (23, 1348226), (46, 674113), (253, 122566), (506, 61283)]