9821565

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 18625152

約数和(自身を除く): 8803587

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 103, 117, 163, 195, 309, 489, 515, 585, 815, 927, 1339, 1467, 1545, 2119, 2445, 4017, 4635, 6357, 6695, 7335, 10595, 12051, 16789, 19071, 20085, 31785, 50367, 60255, 83945, 95355, 151101, 218257, 251835, 654771, 755505, 1091285, 1964313, 3273855, 9821565]

約数ペア:

[(1, 9821565), (3, 3273855), (5, 1964313), (9, 1091285), (13, 755505), (15, 654771), (39, 251835), (45, 218257), (65, 151101), (103, 95355), (117, 83945), (163, 60255), (195, 50367), (309, 31785), (489, 20085), (515, 19071), (585, 16789), (815, 12051), (927, 10595), (1339, 7335), (1467, 6695), (1545, 6357), (2119, 4635), (2445, 4017)]