31185144

素因数分解:

$2^3\times 3^2\times {\mathrm{397}}^1\times {\mathrm{1091}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 84750120

約数和(自身を除く): 53564976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 397, 794, 1091, 1191, 1588, 2182, 2382, 3176, 3273, 3573, 4364, 4764, 6546, 7146, 8728, 9528, 9819, 13092, 14292, 19638, 26184, 28584, 39276, 78552, 433127, 866254, 1299381, 1732508, 2598762, 3465016, 3898143, 5197524, 7796286, 10395048, 15592572, 31185144]

約数ペア:

[(1, 31185144), (2, 15592572), (3, 10395048), (4, 7796286), (6, 5197524), (8, 3898143), (9, 3465016), (12, 2598762), (18, 1732508), (24, 1299381), (36, 866254), (72, 433127), (397, 78552), (794, 39276), (1091, 28584), (1191, 26184), (1588, 19638), (2182, 14292), (2382, 13092), (3176, 9819), (3273, 9528), (3573, 8728), (4364, 7146), (4764, 6546)]