7297785

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 14421888

約数和(自身を除く): 7124103

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 641, 759, 1035, 1265, 1923, 2277, 3205, 3795, 5769, 7051, 9615, 11385, 14743, 21153, 28845, 35255, 44229, 63459, 73715, 105765, 132687, 162173, 221145, 317295, 486519, 663435, 810865, 1459557, 2432595, 7297785]

約数ペア:

[(1, 7297785), (3, 2432595), (5, 1459557), (9, 810865), (11, 663435), (15, 486519), (23, 317295), (33, 221145), (45, 162173), (55, 132687), (69, 105765), (99, 73715), (115, 63459), (165, 44229), (207, 35255), (253, 28845), (345, 21153), (495, 14743), (641, 11385), (759, 9615), (1035, 7051), (1265, 5769), (1923, 3795), (2277, 3205)]