2553558

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{373}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 5888256

約数和(自身を除く): 3334698

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 373, 489, 746, 978, 1119, 1141, 2238, 2282, 2611, 3423, 5222, 6846, 7833, 15666, 60799, 121598, 182397, 364794, 425593, 851186, 1276779, 2553558]

約数ペア:

[(1, 2553558), (2, 1276779), (3, 851186), (6, 425593), (7, 364794), (14, 182397), (21, 121598), (42, 60799), (163, 15666), (326, 7833), (373, 6846), (489, 5222), (746, 3423), (978, 2611), (1119, 2282), (1141, 2238)]