201995955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 430769664

約数和(自身を除く): 228773709

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 67, 85, 105, 119, 153, 201, 255, 315, 335, 357, 469, 563, 595, 603, 765, 1005, 1071, 1139, 1407, 1689, 1785, 2345, 2815, 3015, 3417, 3941, 4221, 5067, 5355, 5695, 7035, 7973, 8445, 9571, 10251, 11823, 17085, 19705, 21105, 23919, 25335, 28713, 35469, 37721, 39865, 47855, 51255, 59115, 66997, 71757, 86139, 113163, 119595, 143565, 177345, 188605, 200991, 264047, 334985, 339489, 358785, 430695, 565815, 602973, 641257, 792141, 1004955, 1320235, 1697445, 1923771, 2376423, 3014865, 3206285, 3960705, 4488799, 5771313, 9618855, 11882115, 13466397, 22443995, 28856565, 40399191, 67331985, 201995955]

約数ペア:

[(1, 201995955), (3, 67331985), (5, 40399191), (7, 28856565), (9, 22443995), (15, 13466397), (17, 11882115), (21, 9618855), (35, 5771313), (45, 4488799), (51, 3960705), (63, 3206285), (67, 3014865), (85, 2376423), (105, 1923771), (119, 1697445), (153, 1320235), (201, 1004955), (255, 792141), (315, 641257), (335, 602973), (357, 565815), (469, 430695), (563, 358785), (595, 339489), (603, 334985), (765, 264047), (1005, 200991), (1071, 188605), (1139, 177345), (1407, 143565), (1689, 119595), (1785, 113163), (2345, 86139), (2815, 71757), (3015, 66997), (3417, 59115), (3941, 51255), (4221, 47855), (5067, 39865), (5355, 37721), (5695, 35469), (7035, 28713), (7973, 25335), (8445, 23919), (9571, 21105), (10251, 19705), (11823, 17085)]