28717884775

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{55171}}^1$

素因数の和:55671

約数の個数: 24

約数和(自身を含む): 36450595584

約数和(自身を除く): 7732710809

約数列:

[1, 5, 25, 47, 235, 443, 1175, 2215, 11075, 20821, 55171, 104105, 275855, 520525, 1379275, 2593037, 12965185, 24440753, 64825925, 122203765, 611018825, 1148715391, 5743576955, 28717884775]

約数ペア:

[(1, 28717884775), (5, 5743576955), (25, 1148715391), (47, 611018825), (235, 122203765), (443, 64825925), (1175, 24440753), (2215, 12965185), (11075, 2593037), (20821, 1379275), (55171, 520525), (104105, 275855)]