207785565

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15443}}^1$

素因数の和:15490

約数の個数: 48

約数和(自身を含む): 404756352

約数和(自身を除く): 196970787

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2691, 4485, 13455, 15443, 46329, 77215, 138987, 200759, 231645, 355189, 602277, 694935, 1003795, 1065567, 1775945, 1806831, 3011385, 3196701, 4617457, 5327835, 9034155, 13852371, 15983505, 23087285, 41557113, 69261855, 207785565]

約数ペア:

[(1, 207785565), (3, 69261855), (5, 41557113), (9, 23087285), (13, 15983505), (15, 13852371), (23, 9034155), (39, 5327835), (45, 4617457), (65, 3196701), (69, 3011385), (115, 1806831), (117, 1775945), (195, 1065567), (207, 1003795), (299, 694935), (345, 602277), (585, 355189), (897, 231645), (1035, 200759), (1495, 138987), (2691, 77215), (4485, 46329), (13455, 15443)]