201429991

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{27749}}^1$

素因数の和:27834

約数の個数: 16

約数和(自身を含む): 247752000

約数和(自身を除く): 46322009

約数列:

[1, 7, 17, 61, 119, 427, 1037, 7259, 27749, 194243, 471733, 1692689, 3302131, 11848823, 28775713, 201429991]

約数ペア:

[(1, 201429991), (7, 28775713), (17, 11848823), (61, 3302131), (119, 1692689), (427, 471733), (1037, 194243), (7259, 27749)]