4253739

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1523}}^1$

素因数の和:1559

約数の個数: 24

約数和(自身を含む): 6949440

約数和(自身を除く): 2695701

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 1523, 2793, 4569, 10661, 28937, 31983, 74627, 86811, 202559, 223881, 607677, 1417913, 4253739]

約数ペア:

[(1, 4253739), (3, 1417913), (7, 607677), (19, 223881), (21, 202559), (49, 86811), (57, 74627), (133, 31983), (147, 28937), (399, 10661), (931, 4569), (1523, 2793)]