139215964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1091}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 271514880

約数和(自身を除く): 132298916

約数列:

[1, 2, 4, 19, 23, 38, 46, 73, 76, 92, 146, 292, 437, 874, 1091, 1387, 1679, 1748, 2182, 2774, 3358, 4364, 5548, 6716, 20729, 25093, 31901, 41458, 50186, 63802, 79643, 82916, 100372, 127604, 159286, 318572, 476767, 953534, 1513217, 1831789, 1907068, 3026434, 3663578, 6052868, 7327156, 34803991, 69607982, 139215964]

約数ペア:

[(1, 139215964), (2, 69607982), (4, 34803991), (19, 7327156), (23, 6052868), (38, 3663578), (46, 3026434), (73, 1907068), (76, 1831789), (92, 1513217), (146, 953534), (292, 476767), (437, 318572), (874, 159286), (1091, 127604), (1387, 100372), (1679, 82916), (1748, 79643), (2182, 63802), (2774, 50186), (3358, 41458), (4364, 31901), (5548, 25093), (6716, 20729)]