12890649597

素因数分解:

$3^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{556519}}^1$

素因数の和:557632

約数の個数: 16

約数和(自身を含む): 19660738560

約数和(自身を除く): 6770088963

約数列:

[1, 3, 7, 21, 1103, 3309, 7721, 23163, 556519, 1669557, 3895633, 11686899, 613840457, 1841521371, 4296883199, 12890649597]

約数ペア:

[(1, 12890649597), (3, 4296883199), (7, 1841521371), (21, 613840457), (1103, 11686899), (3309, 3895633), (7721, 1669557), (23163, 556519)]