81519369

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{23857}}^1$

素因数の和:23944

約数の個数: 16

約数和(自身を含む): 116808768

約数和(自身を除く): 35289399

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 23857, 71571, 405569, 1216707, 1598419, 4795257, 27173123, 81519369]

約数ペア:

[(1, 81519369), (3, 27173123), (17, 4795257), (51, 1598419), (67, 1216707), (201, 405569), (1139, 71571), (3417, 23857)]