215884214

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{16249}}^1$

素因数の和:16344

約数の個数: 32

約数和(自身を含む): 404040000

約数和(自身を除く): 188155786

約数列:

[1, 2, 7, 13, 14, 26, 73, 91, 146, 182, 511, 949, 1022, 1898, 6643, 13286, 16249, 32498, 113743, 211237, 227486, 422474, 1186177, 1478659, 2372354, 2957318, 8303239, 15420301, 16606478, 30840602, 107942107, 215884214]

約数ペア:

[(1, 215884214), (2, 107942107), (7, 30840602), (13, 16606478), (14, 15420301), (26, 8303239), (73, 2957318), (91, 2372354), (146, 1478659), (182, 1186177), (511, 422474), (949, 227486), (1022, 211237), (1898, 113743), (6643, 32498), (13286, 16249)]