142420201

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{18313}}^1$

素因数の和:18432

約数の個数: 16

約数和(自身を含む): 179330688

約数和(自身を除く): 36910487

約数列:

[1, 7, 11, 77, 101, 707, 1111, 7777, 18313, 128191, 201443, 1410101, 1849613, 12947291, 20345743, 142420201]

約数ペア:

[(1, 142420201), (7, 20345743), (11, 12947291), (77, 1849613), (101, 1410101), (707, 201443), (1111, 128191), (7777, 18313)]