31011363

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 49203200

約数和(自身を除く): 18191837

約数列:

[1, 3, 9, 19, 27, 57, 61, 171, 183, 513, 549, 991, 1159, 1647, 2973, 3477, 8919, 10431, 18829, 26757, 31293, 56487, 60451, 169461, 181353, 508383, 544059, 1148569, 1632177, 3445707, 10337121, 31011363]

約数ペア:

[(1, 31011363), (3, 10337121), (9, 3445707), (19, 1632177), (27, 1148569), (57, 544059), (61, 508383), (171, 181353), (183, 169461), (513, 60451), (549, 56487), (991, 31293), (1159, 26757), (1647, 18829), (2973, 10431), (3477, 8919)]