12942813

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 19869696

約数和(自身を除く): 6926883

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 307, 611, 897, 921, 1081, 1833, 3243, 3991, 7061, 11973, 14053, 14429, 21183, 42159, 43287, 91793, 187577, 275379, 331867, 562731, 995601, 4314271, 12942813]

約数ペア:

[(1, 12942813), (3, 4314271), (13, 995601), (23, 562731), (39, 331867), (47, 275379), (69, 187577), (141, 91793), (299, 43287), (307, 42159), (611, 21183), (897, 14429), (921, 14053), (1081, 11973), (1833, 7061), (3243, 3991)]