128214255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{38677}}^1$

素因数の和:38715

約数の個数: 32

約数和(自身を含む): 233924544

約数和(自身を除く): 105710289

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 38677, 116031, 193385, 502801, 580155, 657509, 1508403, 1972527, 2514005, 3287545, 7542015, 8547617, 9862635, 25642851, 42738085, 128214255]

約数ペア:

[(1, 128214255), (3, 42738085), (5, 25642851), (13, 9862635), (15, 8547617), (17, 7542015), (39, 3287545), (51, 2514005), (65, 1972527), (85, 1508403), (195, 657509), (221, 580155), (255, 502801), (663, 193385), (1105, 116031), (3315, 38677)]