42497775

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{9941}}^1$

素因数の和:9976

約数の個数: 36

約数和(自身を含む): 80132520

約数和(自身を除く): 37634745

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 4275, 9941, 29823, 49705, 89469, 149115, 188879, 248525, 447345, 566637, 745575, 944395, 1699911, 2236725, 2833185, 4721975, 8499555, 14165925, 42497775]

約数ペア:

[(1, 42497775), (3, 14165925), (5, 8499555), (9, 4721975), (15, 2833185), (19, 2236725), (25, 1699911), (45, 944395), (57, 745575), (75, 566637), (95, 447345), (171, 248525), (225, 188879), (285, 149115), (475, 89469), (855, 49705), (1425, 29823), (4275, 9941)]