128712585

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{659}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 213840000

約数和(自身を除く): 85127415

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 449, 659, 1347, 1977, 2245, 3295, 6735, 9885, 13021, 19111, 39063, 57333, 65105, 95555, 195315, 286665, 295891, 887673, 1479455, 4438365, 8580839, 25742517, 42904195, 128712585]

約数ペア:

[(1, 128712585), (3, 42904195), (5, 25742517), (15, 8580839), (29, 4438365), (87, 1479455), (145, 887673), (435, 295891), (449, 286665), (659, 195315), (1347, 95555), (1977, 65105), (2245, 57333), (3295, 39063), (6735, 19111), (9885, 13021)]