121535519

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{14243}}^1$

素因数の和:14326

約数の個数: 16

約数和(自身を含む): 147681792

約数和(自身を除く): 26146273

約数列:

[1, 7, 23, 53, 161, 371, 1219, 8533, 14243, 99701, 327589, 754879, 2293123, 5284153, 17362217, 121535519]

約数ペア:

[(1, 121535519), (7, 17362217), (23, 5284153), (53, 2293123), (161, 754879), (371, 327589), (1219, 99701), (8533, 14243)]