27720338838

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1\times {\mathrm{3943}}^1$

素因数の和:4793

約数の個数: 64

約数和(自身を含む): 59156213760

約数和(自身を除く): 31435874922

約数列:

[1, 2, 3, 6, 19, 38, 57, 83, 114, 166, 249, 498, 743, 1486, 1577, 2229, 3154, 3943, 4458, 4731, 7886, 9462, 11829, 14117, 23658, 28234, 42351, 61669, 74917, 84702, 123338, 149834, 185007, 224751, 327269, 370014, 449502, 654538, 981807, 1171711, 1963614, 2343422, 2929649, 3515133, 5859298, 6218111, 7030266, 8788947, 12436222, 17577894, 18654333, 37308666, 55663331, 111326662, 166989993, 243160867, 333979986, 486321734, 729482601, 1458965202, 4620056473, 9240112946, 13860169419, 27720338838]

約数ペア:

[(1, 27720338838), (2, 13860169419), (3, 9240112946), (6, 4620056473), (19, 1458965202), (38, 729482601), (57, 486321734), (83, 333979986), (114, 243160867), (166, 166989993), (249, 111326662), (498, 55663331), (743, 37308666), (1486, 18654333), (1577, 17577894), (2229, 12436222), (3154, 8788947), (3943, 7030266), (4458, 6218111), (4731, 5859298), (7886, 3515133), (9462, 2929649), (11829, 2343422), (14117, 1963614), (23658, 1171711), (28234, 981807), (42351, 654538), (61669, 449502), (74917, 370014), (84702, 327269), (123338, 224751), (149834, 185007)]