2005395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 3732480

約数和(自身を除く): 1727085

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 269, 355, 497, 807, 1065, 1345, 1491, 1883, 2485, 4035, 5649, 7455, 9415, 19099, 28245, 57297, 95495, 133693, 286485, 401079, 668465, 2005395]

約数ペア:

[(1, 2005395), (3, 668465), (5, 401079), (7, 286485), (15, 133693), (21, 95495), (35, 57297), (71, 28245), (105, 19099), (213, 9415), (269, 7455), (355, 5649), (497, 4035), (807, 2485), (1065, 1883), (1345, 1491)]