2101281

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 3548160

約数和(自身を除く): 1446879

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 179, 273, 301, 537, 559, 903, 1253, 1677, 2327, 3759, 3913, 6981, 7697, 11739, 16289, 23091, 48867, 53879, 100061, 161637, 300183, 700427, 2101281]

約数ペア:

[(1, 2101281), (3, 700427), (7, 300183), (13, 161637), (21, 100061), (39, 53879), (43, 48867), (91, 23091), (129, 16289), (179, 11739), (273, 7697), (301, 6981), (537, 3913), (559, 3759), (903, 2327), (1253, 1677)]