1320790833

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{18793}}^1$

素因数の和:18958

約数の個数: 32

約数和(自身を含む): 2074857600

約数和(自身を除く): 754066767

約数列:

[1, 3, 9, 19, 27, 57, 137, 171, 411, 513, 1233, 2603, 3699, 7809, 18793, 23427, 56379, 70281, 169137, 357067, 507411, 1071201, 2574641, 3213603, 7723923, 9640809, 23171769, 48918179, 69515307, 146754537, 440263611, 1320790833]

約数ペア:

[(1, 1320790833), (3, 440263611), (9, 146754537), (19, 69515307), (27, 48918179), (57, 23171769), (137, 9640809), (171, 7723923), (411, 3213603), (513, 2574641), (1233, 1071201), (2603, 507411), (3699, 357067), (7809, 169137), (18793, 70281), (23427, 56379)]