7272639

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 12026880

約数和(自身を除く): 4754241

約数列:

[1, 3, 9, 11, 27, 33, 47, 99, 141, 297, 423, 517, 521, 1269, 1551, 1563, 4653, 4689, 5731, 13959, 14067, 17193, 24487, 51579, 73461, 154737, 220383, 269357, 661149, 808071, 2424213, 7272639]

約数ペア:

[(1, 7272639), (3, 2424213), (9, 808071), (11, 661149), (27, 269357), (33, 220383), (47, 154737), (99, 73461), (141, 51579), (297, 24487), (423, 17193), (517, 14067), (521, 13959), (1269, 5731), (1551, 4689), (1563, 4653)]