201319921

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 230436864

約数和(自身を除く): 29116943

約数列:

[1, 11, 31, 121, 191, 281, 341, 2101, 3091, 3751, 5921, 8711, 23111, 34001, 53671, 65131, 95821, 590381, 716441, 1054031, 1663801, 6494191, 18301811, 201319921]

約数ペア:

[(1, 201319921), (11, 18301811), (31, 6494191), (121, 1663801), (191, 1054031), (281, 716441), (341, 590381), (2101, 95821), (3091, 65131), (3751, 53671), (5921, 34001), (8711, 23111)]