2149731255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{288361}}^1$

素因数の和:288447

約数の個数: 32

約数和(自身を含む): 3986316288

約数和(自身を除く): 1836585033

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 288361, 865083, 1441805, 2018527, 4325415, 6055581, 10092635, 20473631, 30277905, 61420893, 102368155, 143315417, 307104465, 429946251, 716577085, 2149731255]

約数ペア:

[(1, 2149731255), (3, 716577085), (5, 429946251), (7, 307104465), (15, 143315417), (21, 102368155), (35, 61420893), (71, 30277905), (105, 20473631), (213, 10092635), (355, 6055581), (497, 4325415), (1065, 2018527), (1491, 1441805), (2485, 865083), (7455, 288361)]