138217871

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 167049216

約数和(自身を除く): 28831345

約数列:

[1, 11, 17, 31, 113, 187, 211, 341, 527, 1243, 1921, 2321, 3503, 3587, 5797, 6541, 21131, 23843, 38533, 39457, 59551, 71951, 111197, 262273, 405331, 655061, 739133, 1223167, 4458641, 8130463, 12565261, 138217871]

約数ペア:

[(1, 138217871), (11, 12565261), (17, 8130463), (31, 4458641), (113, 1223167), (187, 739133), (211, 655061), (341, 405331), (527, 262273), (1243, 111197), (1921, 71951), (2321, 59551), (3503, 39457), (3587, 38533), (5797, 23843), (6541, 21131)]