16768989

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 25608960

約数和(自身を除く): 8839971

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 1367, 4089, 4101, 12267, 12303, 39643, 64249, 118929, 192747, 356787, 578241, 1863221, 5589663, 16768989]

約数ペア:

[(1, 16768989), (3, 5589663), (9, 1863221), (29, 578241), (47, 356787), (87, 192747), (141, 118929), (261, 64249), (423, 39643), (1363, 12303), (1367, 12267), (4089, 4101)]