63975555

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{67699}}^1$

素因数の和:67720

約数の個数: 32

約数和(自身を含む): 129984000

約数和(自身を除く): 66008445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 67699, 203097, 338495, 473893, 609291, 1015485, 1421679, 1827873, 2369465, 3046455, 4265037, 7108395, 9139365, 12795111, 21325185, 63975555]

約数ペア:

[(1, 63975555), (3, 21325185), (5, 12795111), (7, 9139365), (9, 7108395), (15, 4265037), (21, 3046455), (27, 2369465), (35, 1827873), (45, 1421679), (63, 1015485), (105, 609291), (135, 473893), (189, 338495), (315, 203097), (945, 67699)]