81648645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{967}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 141157632

約数和(自身を除く): 59508987

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 433, 967, 1299, 2165, 2901, 4835, 5629, 6495, 12571, 14505, 16887, 28145, 37713, 62855, 84435, 188565, 418711, 1256133, 2093555, 5443243, 6280665, 16329729, 27216215, 81648645]

約数ペア:

[(1, 81648645), (3, 27216215), (5, 16329729), (13, 6280665), (15, 5443243), (39, 2093555), (65, 1256133), (195, 418711), (433, 188565), (967, 84435), (1299, 62855), (2165, 37713), (2901, 28145), (4835, 16887), (5629, 14505), (6495, 12571)]