1871036188

素因数分解:

$2^2\times 7^3\times {\mathrm{139}}^1\times {\mathrm{9811}}^1$

素因数の和:9975

約数の個数: 48

約数和(自身を含む): 3846304000

約数和(自身を除く): 1975267812

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 343, 556, 686, 973, 1372, 1946, 3892, 6811, 9811, 13622, 19622, 27244, 39244, 47677, 68677, 95354, 137354, 190708, 274708, 480739, 961478, 1363729, 1922956, 2727458, 3365173, 5454916, 6730346, 9546103, 13460692, 19092206, 38184412, 66822721, 133645442, 267290884, 467759047, 935518094, 1871036188]

約数ペア:

[(1, 1871036188), (2, 935518094), (4, 467759047), (7, 267290884), (14, 133645442), (28, 66822721), (49, 38184412), (98, 19092206), (139, 13460692), (196, 9546103), (278, 6730346), (343, 5454916), (556, 3365173), (686, 2727458), (973, 1922956), (1372, 1363729), (1946, 961478), (3892, 480739), (6811, 274708), (9811, 190708), (13622, 137354), (19622, 95354), (27244, 68677), (39244, 47677)]