201119215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{51503}}^1$

素因数の和:51590

約数の個数: 16

約数和(自身を含む): 266996736

約数和(自身を除く): 65877521

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 51503, 257515, 566533, 2832665, 3656713, 18283565, 40223843, 201119215]

約数ペア:

[(1, 201119215), (5, 40223843), (11, 18283565), (55, 3656713), (71, 2832665), (355, 566533), (781, 257515), (3905, 51503)]