28103493

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 43425792

約数和(自身を除く): 15322299

約数列:

[1, 3, 11, 23, 33, 61, 69, 183, 253, 607, 671, 759, 1403, 1821, 2013, 4209, 6677, 13961, 15433, 20031, 37027, 41883, 46299, 111081, 153571, 407297, 460713, 851621, 1221891, 2554863, 9367831, 28103493]

約数ペア:

[(1, 28103493), (3, 9367831), (11, 2554863), (23, 1221891), (33, 851621), (61, 460713), (69, 407297), (183, 153571), (253, 111081), (607, 46299), (671, 41883), (759, 37027), (1403, 20031), (1821, 15433), (2013, 13961), (4209, 6677)]