203421361

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 251854848

約数和(自身を除く): 48433487

約数列:

[1, 11, 13, 23, 127, 143, 253, 299, 487, 1397, 1651, 2921, 3289, 5357, 6331, 11201, 18161, 32131, 37973, 61849, 69641, 123211, 145613, 417703, 680339, 804037, 1422527, 1601743, 8844407, 15647797, 18492851, 203421361]

約数ペア:

[(1, 203421361), (11, 18492851), (13, 15647797), (23, 8844407), (127, 1601743), (143, 1422527), (253, 804037), (299, 680339), (487, 417703), (1397, 145613), (1651, 123211), (2921, 69641), (3289, 61849), (5357, 37973), (6331, 32131), (11201, 18161)]