3981315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1201}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 7269696

約数和(自身を除く): 3288381

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 1201, 3315, 3603, 6005, 15613, 18015, 20417, 46839, 61251, 78065, 102085, 234195, 265421, 306255, 796263, 1327105, 3981315]

約数ペア:

[(1, 3981315), (3, 1327105), (5, 796263), (13, 306255), (15, 265421), (17, 234195), (39, 102085), (51, 78065), (65, 61251), (85, 46839), (195, 20417), (221, 18015), (255, 15613), (663, 6005), (1105, 3603), (1201, 3315)]