690366938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^2$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 1146882240

約数和(自身を除く): 456515302

約数列:

[1, 2, 19, 38, 41, 71, 79, 82, 142, 158, 779, 1349, 1501, 1558, 2698, 2911, 3002, 3239, 5609, 5822, 6241, 6478, 11218, 12482, 55309, 61541, 106571, 110618, 118579, 123082, 213142, 229969, 237158, 255881, 443111, 459938, 511762, 886222, 4369411, 4861739, 8419109, 8738822, 9723478, 16838218, 18167551, 36335102, 345183469, 690366938]

約数ペア:

[(1, 690366938), (2, 345183469), (19, 36335102), (38, 18167551), (41, 16838218), (71, 9723478), (79, 8738822), (82, 8419109), (142, 4861739), (158, 4369411), (779, 886222), (1349, 511762), (1501, 459938), (1558, 443111), (2698, 255881), (2911, 237158), (3002, 229969), (3239, 213142), (5609, 123082), (5822, 118579), (6241, 110618), (6478, 106571), (11218, 61541), (12482, 55309)]