39912705

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:835

約数の個数: 72

約数和(自身を含む): 84082752

約数和(自身を除く): 44170047

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 49, 63, 69, 105, 115, 147, 161, 207, 245, 315, 345, 441, 483, 735, 787, 805, 1035, 1127, 1449, 2205, 2361, 2415, 3381, 3935, 5509, 5635, 7083, 7245, 10143, 11805, 16527, 16905, 18101, 27545, 35415, 38563, 49581, 50715, 54303, 82635, 90505, 115689, 126707, 162909, 192815, 247905, 271515, 347067, 380121, 578445, 633535, 814545, 886949, 1140363, 1735335, 1900605, 2660847, 4434745, 5701815, 7982541, 13304235, 39912705]

約数ペア:

[(1, 39912705), (3, 13304235), (5, 7982541), (7, 5701815), (9, 4434745), (15, 2660847), (21, 1900605), (23, 1735335), (35, 1140363), (45, 886949), (49, 814545), (63, 633535), (69, 578445), (105, 380121), (115, 347067), (147, 271515), (161, 247905), (207, 192815), (245, 162909), (315, 126707), (345, 115689), (441, 90505), (483, 82635), (735, 54303), (787, 50715), (805, 49581), (1035, 38563), (1127, 35415), (1449, 27545), (2205, 18101), (2361, 16905), (2415, 16527), (3381, 11805), (3935, 10143), (5509, 7245), (5635, 7083)]