42012572

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 89187840

約数和(自身を除く): 47175268

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 157, 266, 314, 503, 532, 628, 1006, 1099, 2012, 2198, 2983, 3521, 4396, 5966, 7042, 9557, 11932, 14084, 19114, 20881, 38228, 41762, 66899, 78971, 83524, 133798, 157942, 267596, 315884, 552797, 1105594, 1500449, 2211188, 3000898, 6001796, 10503143, 21006286, 42012572]

約数ペア:

[(1, 42012572), (2, 21006286), (4, 10503143), (7, 6001796), (14, 3000898), (19, 2211188), (28, 1500449), (38, 1105594), (76, 552797), (133, 315884), (157, 267596), (266, 157942), (314, 133798), (503, 83524), (532, 78971), (628, 66899), (1006, 41762), (1099, 38228), (2012, 20881), (2198, 19114), (2983, 14084), (3521, 11932), (4396, 9557), (5966, 7042)]