31490427

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 45619200

約数和(自身を除く): 14128773

約数列:

[1, 3, 23, 53, 69, 79, 109, 159, 237, 327, 1219, 1817, 2507, 3657, 4187, 5451, 5777, 7521, 8611, 12561, 17331, 25833, 96301, 132871, 198053, 288903, 398613, 456383, 594159, 1369149, 10496809, 31490427]

約数ペア:

[(1, 31490427), (3, 10496809), (23, 1369149), (53, 594159), (69, 456383), (79, 398613), (109, 288903), (159, 198053), (237, 132871), (327, 96301), (1219, 25833), (1817, 17331), (2507, 12561), (3657, 8611), (4187, 7521), (5451, 5777)]