1890888003

素因数分解:

$3^3\times {\mathrm{67}}^2\times {\mathrm{15601}}^1$

素因数の和:15744

約数の個数: 24

約数和(自身を含む): 2843932560

約数和(自身を除く): 953044557

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 4489, 13467, 15601, 40401, 46803, 121203, 140409, 421227, 1045267, 3135801, 9407403, 28222209, 70032889, 210098667, 630296001, 1890888003]

約数ペア:

[(1, 1890888003), (3, 630296001), (9, 210098667), (27, 70032889), (67, 28222209), (201, 9407403), (603, 3135801), (1809, 1045267), (4489, 421227), (13467, 140409), (15601, 121203), (40401, 46803)]