990147213

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{1087}}^1\times {\mathrm{3067}}^1$

素因数の和:4174

約数の個数: 32

約数和(自身を含む): 1602232320

約数和(自身を除く): 612085107

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 1087, 3067, 3261, 9201, 9783, 11957, 27603, 29349, 33737, 35871, 82809, 101211, 107613, 303633, 322839, 910899, 3333829, 10001487, 30004461, 36672119, 90013383, 110016357, 330049071, 990147213]

約数ペア:

[(1, 990147213), (3, 330049071), (9, 110016357), (11, 90013383), (27, 36672119), (33, 30004461), (99, 10001487), (297, 3333829), (1087, 910899), (3067, 322839), (3261, 303633), (9201, 107613), (9783, 101211), (11957, 82809), (27603, 35871), (29349, 33737)]