11212455681

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2506697}}^1$

素因数の和:2506781

約数の個数: 24

約数和(自身を含む): 18770154624

約数和(自身を除く): 7557698943

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 2506697, 7520091, 17546879, 22560273, 52640637, 157921911, 177975487, 533926461, 1245828409, 1601779383, 3737485227, 11212455681]

約数ペア:

[(1, 11212455681), (3, 3737485227), (7, 1601779383), (9, 1245828409), (21, 533926461), (63, 177975487), (71, 157921911), (213, 52640637), (497, 22560273), (639, 17546879), (1491, 7520091), (4473, 2506697)]