290325021

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{743}}^1\times {\mathrm{809}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 462827520

約数和(自身を除く): 172502499

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 743, 809, 2229, 2427, 5201, 5663, 15603, 16989, 17089, 18607, 51267, 55821, 119623, 130249, 358869, 390747, 601087, 1803261, 4207609, 12622827, 13825001, 41475003, 96775007, 290325021]

約数ペア:

[(1, 290325021), (3, 96775007), (7, 41475003), (21, 13825001), (23, 12622827), (69, 4207609), (161, 1803261), (483, 601087), (743, 390747), (809, 358869), (2229, 130249), (2427, 119623), (5201, 55821), (5663, 51267), (15603, 18607), (16989, 17089)]