2871895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 4136832

約数和(自身を除く): 1264937

約数列:

[1, 5, 13, 17, 23, 65, 85, 113, 115, 221, 299, 391, 565, 1105, 1469, 1495, 1921, 1955, 2599, 5083, 7345, 9605, 12995, 24973, 25415, 33787, 44183, 124865, 168935, 220915, 574379, 2871895]

約数ペア:

[(1, 2871895), (5, 574379), (13, 220915), (17, 168935), (23, 124865), (65, 44183), (85, 33787), (113, 25415), (115, 24973), (221, 12995), (299, 9605), (391, 7345), (565, 5083), (1105, 2599), (1469, 1955), (1495, 1921)]