128747235

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{1013}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 212696640

約数和(自身を除く): 83949405

約数列:

[1, 3, 5, 15, 37, 111, 185, 229, 555, 687, 1013, 1145, 3039, 3435, 5065, 8473, 15195, 25419, 37481, 42365, 112443, 127095, 187405, 231977, 562215, 695931, 1159885, 3479655, 8583149, 25749447, 42915745, 128747235]

約数ペア:

[(1, 128747235), (3, 42915745), (5, 25749447), (15, 8583149), (37, 3479655), (111, 1159885), (185, 695931), (229, 562215), (555, 231977), (687, 187405), (1013, 127095), (1145, 112443), (3039, 42365), (3435, 37481), (5065, 25419), (8473, 15195)]