991310895

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{1669}}^1$

素因数の和:1944

約数の個数: 48

約数和(自身を含む): 1753820640

約数和(自身を除く): 762509745

約数列:

[1, 3, 5, 9, 15, 45, 67, 197, 201, 335, 591, 603, 985, 1005, 1669, 1773, 2955, 3015, 5007, 8345, 8865, 13199, 15021, 25035, 39597, 65995, 75105, 111823, 118791, 197985, 328793, 335469, 559115, 593955, 986379, 1006407, 1643965, 1677345, 2959137, 4931895, 5032035, 14795685, 22029131, 66087393, 110145655, 198262179, 330436965, 991310895]

約数ペア:

[(1, 991310895), (3, 330436965), (5, 198262179), (9, 110145655), (15, 66087393), (45, 22029131), (67, 14795685), (197, 5032035), (201, 4931895), (335, 2959137), (591, 1677345), (603, 1643965), (985, 1006407), (1005, 986379), (1669, 593955), (1773, 559115), (2955, 335469), (3015, 328793), (5007, 197985), (8345, 118791), (8865, 111823), (13199, 75105), (15021, 65995), (25035, 39597)]