87665487

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16901}}^1$

素因数の和:16943

約数の個数: 32

約数和(自身を含む): 151441920

約数和(自身を除く): 63776433

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 16901, 50703, 118307, 219713, 321119, 354921, 659139, 963357, 1537991, 2247833, 4174547, 4613973, 6743499, 12523641, 29221829, 87665487]

約数ペア:

[(1, 87665487), (3, 29221829), (7, 12523641), (13, 6743499), (19, 4613973), (21, 4174547), (39, 2247833), (57, 1537991), (91, 963357), (133, 659139), (247, 354921), (273, 321119), (399, 219713), (741, 118307), (1729, 50703), (5187, 16901)]