27220921

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 34448064

約数和(自身を除く): 7227143

約数列:

[1, 7, 13, 49, 91, 151, 283, 637, 1057, 1963, 1981, 3679, 7399, 13741, 13867, 25753, 42733, 96187, 180271, 299131, 555529, 2093917, 3888703, 27220921]

約数ペア:

[(1, 27220921), (7, 3888703), (13, 2093917), (49, 555529), (91, 299131), (151, 180271), (283, 96187), (637, 42733), (1057, 25753), (1963, 13867), (1981, 13741), (3679, 7399)]