31740513

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1327}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 52015104

約数和(自身を除く): 20274591

約数列:

[1, 3, 7, 17, 21, 51, 67, 119, 201, 357, 469, 1139, 1327, 1407, 3417, 3981, 7973, 9289, 22559, 23919, 27867, 67677, 88909, 157913, 266727, 473739, 622363, 1511453, 1867089, 4534359, 10580171, 31740513]

約数ペア:

[(1, 31740513), (3, 10580171), (7, 4534359), (17, 1867089), (21, 1511453), (51, 622363), (67, 473739), (119, 266727), (201, 157913), (357, 88909), (469, 67677), (1139, 27867), (1327, 23919), (1407, 22559), (3417, 9289), (3981, 7973)]