287564248

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 582440400

約数和(自身を除く): 294876152

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 289, 488, 578, 1037, 1156, 2039, 2074, 2312, 4078, 4148, 8156, 8296, 16312, 17629, 34663, 35258, 69326, 70516, 124379, 138652, 141032, 248758, 277304, 497516, 589271, 995032, 1178542, 2114443, 2357084, 4228886, 4714168, 8457772, 16915544, 35945531, 71891062, 143782124, 287564248]

約数ペア:

[(1, 287564248), (2, 143782124), (4, 71891062), (8, 35945531), (17, 16915544), (34, 8457772), (61, 4714168), (68, 4228886), (122, 2357084), (136, 2114443), (244, 1178542), (289, 995032), (488, 589271), (578, 497516), (1037, 277304), (1156, 248758), (2039, 141032), (2074, 138652), (2312, 124379), (4078, 70516), (4148, 69326), (8156, 35258), (8296, 34663), (16312, 17629)]