719739

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 32

約数和(自身を含む): 1190400

約数和(自身を除く): 470661

約数列:

[1, 3, 9, 19, 23, 27, 57, 61, 69, 171, 183, 207, 437, 513, 549, 621, 1159, 1311, 1403, 1647, 3477, 3933, 4209, 10431, 11799, 12627, 26657, 31293, 37881, 79971, 239913, 719739]

約数ペア:

[(1, 719739), (3, 239913), (9, 79971), (19, 37881), (23, 31293), (27, 26657), (57, 12627), (61, 11799), (69, 10431), (171, 4209), (183, 3933), (207, 3477), (437, 1647), (513, 1403), (549, 1311), (621, 1159)]