287883345

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 505128960

約数和(自身を除く): 217245615

約数列:

[1, 3, 5, 15, 19, 41, 57, 71, 95, 123, 205, 213, 285, 347, 355, 615, 779, 1041, 1065, 1349, 1735, 2337, 2911, 3895, 4047, 5205, 6593, 6745, 8733, 11685, 14227, 14555, 19779, 20235, 24637, 32965, 42681, 43665, 55309, 71135, 73911, 98895, 123185, 165927, 213405, 270313, 276545, 369555, 468103, 810939, 829635, 1010117, 1351565, 1404309, 2340515, 3030351, 4054695, 5050585, 7021545, 15151755, 19192223, 57576669, 95961115, 287883345]

約数ペア:

[(1, 287883345), (3, 95961115), (5, 57576669), (15, 19192223), (19, 15151755), (41, 7021545), (57, 5050585), (71, 4054695), (95, 3030351), (123, 2340515), (205, 1404309), (213, 1351565), (285, 1010117), (347, 829635), (355, 810939), (615, 468103), (779, 369555), (1041, 276545), (1065, 270313), (1349, 213405), (1735, 165927), (2337, 123185), (2911, 98895), (3895, 73911), (4047, 71135), (5205, 55309), (6593, 43665), (6745, 42681), (8733, 32965), (11685, 24637), (14227, 20235), (14555, 19779)]