221429719

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{839}}^1\times {\mathrm{1019}}^1$

素因数の和:1902

約数の個数: 16

約数和(自身を含む): 260467200

約数和(自身を除く): 39037481

約数列:

[1, 7, 37, 259, 839, 1019, 5873, 7133, 31043, 37703, 217301, 263921, 854941, 5984587, 31632817, 221429719]

約数ペア:

[(1, 221429719), (7, 31632817), (37, 5984587), (259, 854941), (839, 263921), (1019, 217301), (5873, 37703), (7133, 31043)]