28679385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3847}}^1$

素因数の和:3933

約数の個数: 32

約数和(自身を含む): 53194752

約数和(自身を除く): 24515367

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 3847, 7455, 11541, 19235, 26929, 57705, 80787, 134645, 273137, 403935, 819411, 1365685, 1911959, 4097055, 5735877, 9559795, 28679385]

約数ペア:

[(1, 28679385), (3, 9559795), (5, 5735877), (7, 4097055), (15, 1911959), (21, 1365685), (35, 819411), (71, 403935), (105, 273137), (213, 134645), (355, 80787), (497, 57705), (1065, 26929), (1491, 19235), (2485, 11541), (3847, 7455)]