202121387

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{541}}^1\times {\mathrm{991}}^1$

素因数の和:1574

約数の個数: 16

約数和(自身を含む): 225818880

約数和(自身を除く): 23697493

約数列:

[1, 13, 29, 377, 541, 991, 7033, 12883, 15689, 28739, 203957, 373607, 536131, 6969703, 15547799, 202121387]

約数ペア:

[(1, 202121387), (13, 15547799), (29, 6969703), (377, 536131), (541, 373607), (991, 203957), (7033, 28739), (12883, 15689)]