13331409

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 22364160

約数和(自身を除く): 9032751

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1039, 1833, 3117, 4277, 7273, 12831, 13507, 21819, 40521, 48833, 94549, 146499, 283647, 341831, 634829, 1025493, 1904487, 4443803, 13331409]

約数ペア:

[(1, 13331409), (3, 4443803), (7, 1904487), (13, 1025493), (21, 634829), (39, 341831), (47, 283647), (91, 146499), (141, 94549), (273, 48833), (329, 40521), (611, 21819), (987, 13507), (1039, 12831), (1833, 7273), (3117, 4277)]