201209589

素因数分解:

$3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 371804160

約数和(自身を除く): 170594571

約数列:

[1, 3, 7, 9, 21, 23, 27, 37, 63, 69, 81, 111, 139, 161, 189, 207, 243, 259, 333, 417, 483, 567, 621, 777, 851, 973, 999, 1251, 1449, 1701, 1863, 2331, 2553, 2919, 2997, 3197, 3753, 4347, 5143, 5589, 5957, 6993, 7659, 8757, 8991, 9591, 11259, 13041, 15429, 17871, 20979, 22379, 22977, 26271, 28773, 33777, 36001, 39123, 46287, 53613, 62937, 67137, 68931, 78813, 86319, 108003, 118289, 138861, 160839, 201411, 206793, 236439, 258957, 324009, 354867, 416583, 482517, 604233, 776871, 828023, 972027, 1064601, 1249749, 1447551, 1812699, 2484069, 2916081, 3193803, 5438097, 7452207, 8748243, 9581409, 22356621, 28744227, 67069863, 201209589]

約数ペア:

[(1, 201209589), (3, 67069863), (7, 28744227), (9, 22356621), (21, 9581409), (23, 8748243), (27, 7452207), (37, 5438097), (63, 3193803), (69, 2916081), (81, 2484069), (111, 1812699), (139, 1447551), (161, 1249749), (189, 1064601), (207, 972027), (243, 828023), (259, 776871), (333, 604233), (417, 482517), (483, 416583), (567, 354867), (621, 324009), (777, 258957), (851, 236439), (973, 206793), (999, 201411), (1251, 160839), (1449, 138861), (1701, 118289), (1863, 108003), (2331, 86319), (2553, 78813), (2919, 68931), (2997, 67137), (3197, 62937), (3753, 53613), (4347, 46287), (5143, 39123), (5589, 36001), (5957, 33777), (6993, 28773), (7659, 26271), (8757, 22977), (8991, 22379), (9591, 20979), (11259, 17871), (13041, 15429)]