131415571

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{2347}}^1$

素因数の和:2794

約数の個数: 16

約数和(自身を含む): 158536960

約数和(自身を除く): 27121389

約数列:

[1, 7, 19, 133, 421, 2347, 2947, 7999, 16429, 44593, 55993, 312151, 988087, 6916609, 18773653, 131415571]

約数ペア:

[(1, 131415571), (7, 18773653), (19, 6916609), (133, 988087), (421, 312151), (2347, 55993), (2947, 44593), (7999, 16429)]