256598478

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{4877}}^1$

素因数の和:5001

約数の個数: 48

約数和(自身を含む): 578335680

約数和(自身を除く): 321737202

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 79, 111, 158, 222, 237, 333, 474, 666, 711, 1422, 2923, 4877, 5846, 8769, 9754, 14631, 17538, 26307, 29262, 43893, 52614, 87786, 180449, 360898, 385283, 541347, 770566, 1082694, 1155849, 1624041, 2311698, 3248082, 3467547, 6935094, 14255471, 28510942, 42766413, 85532826, 128299239, 256598478]

約数ペア:

[(1, 256598478), (2, 128299239), (3, 85532826), (6, 42766413), (9, 28510942), (18, 14255471), (37, 6935094), (74, 3467547), (79, 3248082), (111, 2311698), (158, 1624041), (222, 1155849), (237, 1082694), (333, 770566), (474, 541347), (666, 385283), (711, 360898), (1422, 180449), (2923, 87786), (4877, 52614), (5846, 43893), (8769, 29262), (9754, 26307), (14631, 17538)]