128012145

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{449}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 208656000

約数和(自身を除く): 80643855

約数列:

[1, 3, 5, 15, 83, 229, 249, 415, 449, 687, 1145, 1245, 1347, 2245, 3435, 6735, 19007, 37267, 57021, 95035, 102821, 111801, 186335, 285105, 308463, 514105, 559005, 1542315, 8534143, 25602429, 42670715, 128012145]

約数ペア:

[(1, 128012145), (3, 42670715), (5, 25602429), (15, 8534143), (83, 1542315), (229, 559005), (249, 514105), (415, 308463), (449, 285105), (687, 186335), (1145, 111801), (1245, 102821), (1347, 95035), (2245, 57021), (3435, 37267), (6735, 19007)]