209535543

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3527}}^1$

素因数の和:3604

約数の個数: 48

約数和(自身を含む): 369847296

約数和(自身を除く): 160311753

約数列:

[1, 3, 7, 9, 21, 23, 41, 63, 69, 123, 161, 207, 287, 369, 483, 861, 943, 1449, 2583, 2829, 3527, 6601, 8487, 10581, 19803, 24689, 31743, 59409, 74067, 81121, 144607, 222201, 243363, 433821, 567847, 730089, 1012249, 1301463, 1703541, 3036747, 3325961, 5110623, 9110241, 9977883, 23281727, 29933649, 69845181, 209535543]

約数ペア:

[(1, 209535543), (3, 69845181), (7, 29933649), (9, 23281727), (21, 9977883), (23, 9110241), (41, 5110623), (63, 3325961), (69, 3036747), (123, 1703541), (161, 1301463), (207, 1012249), (287, 730089), (369, 567847), (483, 433821), (861, 243363), (943, 222201), (1449, 144607), (2583, 81121), (2829, 74067), (3527, 59409), (6601, 31743), (8487, 24689), (10581, 19803)]