4138974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 10378368

約数和(自身を除く): 6239394

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 107, 126, 214, 307, 321, 614, 642, 749, 921, 963, 1498, 1842, 1926, 2149, 2247, 2763, 4298, 4494, 5526, 6447, 6741, 12894, 13482, 19341, 32849, 38682, 65698, 98547, 197094, 229943, 295641, 459886, 591282, 689829, 1379658, 2069487, 4138974]

約数ペア:

[(1, 4138974), (2, 2069487), (3, 1379658), (6, 689829), (7, 591282), (9, 459886), (14, 295641), (18, 229943), (21, 197094), (42, 98547), (63, 65698), (107, 38682), (126, 32849), (214, 19341), (307, 13482), (321, 12894), (614, 6741), (642, 6447), (749, 5526), (921, 4494), (963, 4298), (1498, 2763), (1842, 2247), (1926, 2149)]