213035515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{4357}}^1$

素因数の和:4507

約数の個数: 32

約数和(自身を含む): 321306624

約数和(自身を除く): 108271109

約数列:

[1, 5, 7, 11, 35, 55, 77, 127, 385, 635, 889, 1397, 4357, 4445, 6985, 9779, 21785, 30499, 47927, 48895, 152495, 239635, 335489, 553339, 1677445, 2766695, 3873373, 6086729, 19366865, 30433645, 42607103, 213035515]

約数ペア:

[(1, 213035515), (5, 42607103), (7, 30433645), (11, 19366865), (35, 6086729), (55, 3873373), (77, 2766695), (127, 1677445), (385, 553339), (635, 335489), (889, 239635), (1397, 152495), (4357, 48895), (4445, 47927), (6985, 30499), (9779, 21785)]