39905943

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 74856960

約数和(自身を除く): 34951017

約数列:

[1, 3, 7, 11, 21, 23, 29, 33, 37, 49, 69, 77, 87, 111, 147, 161, 203, 231, 253, 259, 319, 407, 483, 539, 609, 667, 759, 777, 851, 957, 1073, 1127, 1221, 1421, 1617, 1771, 1813, 2001, 2233, 2553, 2849, 3219, 3381, 4263, 4669, 5313, 5439, 5957, 6699, 7337, 7511, 8547, 9361, 11803, 12397, 14007, 15631, 17871, 19943, 22011, 22533, 24679, 28083, 32683, 35409, 37191, 41699, 46893, 51359, 52577, 59829, 65527, 74037, 82621, 98049, 125097, 154077, 157731, 172753, 196581, 247863, 271469, 359513, 458689, 518259, 578347, 814407, 1078539, 1209271, 1376067, 1735041, 1900283, 3627813, 5700849, 13301981, 39905943]

約数ペア:

[(1, 39905943), (3, 13301981), (7, 5700849), (11, 3627813), (21, 1900283), (23, 1735041), (29, 1376067), (33, 1209271), (37, 1078539), (49, 814407), (69, 578347), (77, 518259), (87, 458689), (111, 359513), (147, 271469), (161, 247863), (203, 196581), (231, 172753), (253, 157731), (259, 154077), (319, 125097), (407, 98049), (483, 82621), (539, 74037), (609, 65527), (667, 59829), (759, 52577), (777, 51359), (851, 46893), (957, 41699), (1073, 37191), (1127, 35409), (1221, 32683), (1421, 28083), (1617, 24679), (1771, 22533), (1813, 22011), (2001, 19943), (2233, 17871), (2553, 15631), (2849, 14007), (3219, 12397), (3381, 11803), (4263, 9361), (4669, 8547), (5313, 7511), (5439, 7337), (5957, 6699)]