213021183

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{2617}}^1$

素因数の和:3294

約数の個数: 16

約数和(自身を含む): 291205376

約数和(自身を除く): 78184193

約数列:

[1, 3, 43, 129, 631, 1893, 2617, 7851, 27133, 81399, 112531, 337593, 1651327, 4953981, 71007061, 213021183]

約数ペア:

[(1, 213021183), (3, 71007061), (43, 4953981), (129, 1651327), (631, 337593), (1893, 112531), (2617, 81399), (7851, 27133)]