201439539

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{829}}^1$

素因数の和:897

約数の個数: 72

約数和(自身を含む): 369018000

約数和(自身を除く): 167578461

約数列:

[1, 3, 7, 9, 19, 21, 29, 49, 57, 63, 87, 133, 147, 171, 203, 261, 399, 441, 551, 609, 829, 931, 1197, 1421, 1653, 1827, 2487, 2793, 3857, 4263, 4959, 5803, 7461, 8379, 11571, 12789, 15751, 17409, 24041, 26999, 34713, 40621, 47253, 52227, 72123, 80997, 110257, 121863, 141759, 168287, 216369, 242991, 330771, 365589, 456779, 504861, 771799, 992313, 1178009, 1370337, 1514583, 2315397, 3197453, 3534027, 4111011, 6946191, 9592359, 10602081, 22382171, 28777077, 67146513, 201439539]

約数ペア:

[(1, 201439539), (3, 67146513), (7, 28777077), (9, 22382171), (19, 10602081), (21, 9592359), (29, 6946191), (49, 4111011), (57, 3534027), (63, 3197453), (87, 2315397), (133, 1514583), (147, 1370337), (171, 1178009), (203, 992313), (261, 771799), (399, 504861), (441, 456779), (551, 365589), (609, 330771), (829, 242991), (931, 216369), (1197, 168287), (1421, 141759), (1653, 121863), (1827, 110257), (2487, 80997), (2793, 72123), (3857, 52227), (4263, 47253), (4959, 40621), (5803, 34713), (7461, 26999), (8379, 24041), (11571, 17409), (12789, 15751)]