51378292

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 106247680

約数和(自身を除く): 54869388

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 139, 172, 278, 301, 307, 556, 602, 614, 973, 1204, 1228, 1946, 2149, 3892, 4298, 5977, 8596, 11954, 13201, 23908, 26402, 41839, 42673, 52804, 83678, 85346, 92407, 167356, 170692, 184814, 298711, 369628, 597422, 1194844, 1834939, 3669878, 7339756, 12844573, 25689146, 51378292]

約数ペア:

[(1, 51378292), (2, 25689146), (4, 12844573), (7, 7339756), (14, 3669878), (28, 1834939), (43, 1194844), (86, 597422), (139, 369628), (172, 298711), (278, 184814), (301, 170692), (307, 167356), (556, 92407), (602, 85346), (614, 83678), (973, 52804), (1204, 42673), (1228, 41839), (1946, 26402), (2149, 23908), (3892, 13201), (4298, 11954), (5977, 8596)]