65887215

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{463}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 108241920

約数和(自身を除く): 42354705

約数列:

[1, 3, 5, 15, 53, 159, 179, 265, 463, 537, 795, 895, 1389, 2315, 2685, 6945, 9487, 24539, 28461, 47435, 73617, 82877, 122695, 142305, 248631, 368085, 414385, 1243155, 4392481, 13177443, 21962405, 65887215]

約数ペア:

[(1, 65887215), (3, 21962405), (5, 13177443), (15, 4392481), (53, 1243155), (159, 414385), (179, 368085), (265, 248631), (463, 142305), (537, 122695), (795, 82877), (895, 73617), (1389, 47435), (2315, 28461), (2685, 24539), (6945, 9487)]