2912775

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 4892544

約数和(自身を除く): 1979769

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 547, 1065, 1641, 1775, 2735, 5325, 8205, 13675, 38837, 41025, 116511, 194185, 582555, 970925, 2912775]

約数ペア:

[(1, 2912775), (3, 970925), (5, 582555), (15, 194185), (25, 116511), (71, 41025), (75, 38837), (213, 13675), (355, 8205), (547, 5325), (1065, 2735), (1641, 1775)]