212824605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{997}}^1$

素因数の和:1138

約数の個数: 64

約数和(自身を含む): 413890560

約数和(自身を除く): 201065955

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 107, 133, 285, 321, 399, 535, 665, 749, 997, 1605, 1995, 2033, 2247, 2991, 3745, 4985, 6099, 6979, 10165, 11235, 14231, 14955, 18943, 20937, 30495, 34895, 42693, 56829, 71155, 94715, 104685, 106679, 132601, 213465, 284145, 320037, 397803, 533395, 663005, 746753, 1600185, 1989015, 2026901, 2240259, 3733765, 6080703, 10134505, 11201295, 14188307, 30403515, 42564921, 70941535, 212824605]

約数ペア:

[(1, 212824605), (3, 70941535), (5, 42564921), (7, 30403515), (15, 14188307), (19, 11201295), (21, 10134505), (35, 6080703), (57, 3733765), (95, 2240259), (105, 2026901), (107, 1989015), (133, 1600185), (285, 746753), (321, 663005), (399, 533395), (535, 397803), (665, 320037), (749, 284145), (997, 213465), (1605, 132601), (1995, 106679), (2033, 104685), (2247, 94715), (2991, 71155), (3745, 56829), (4985, 42693), (6099, 34895), (6979, 30495), (10165, 20937), (11235, 18943), (14231, 14955)]