2108247945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{285091}}^1$

素因数の和:285145

約数の個数: 32

約数和(自身を含む): 3694792320

約数和(自身を除く): 1586544375

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 285091, 855273, 1425455, 4276365, 4846547, 8267639, 14539641, 24232735, 24802917, 41338195, 72698205, 124014585, 140549863, 421649589, 702749315, 2108247945]

約数ペア:

[(1, 2108247945), (3, 702749315), (5, 421649589), (15, 140549863), (17, 124014585), (29, 72698205), (51, 41338195), (85, 24802917), (87, 24232735), (145, 14539641), (255, 8267639), (435, 4846547), (493, 4276365), (1479, 1425455), (2465, 855273), (7395, 285091)]